Bcm mk2 buffer system. BCM US Patent #10415907 .

Bcm mk2 buffer system 5 BCM MK2 upper mid length has system, and I am trying to decide what buffer system to use. If you're building a new rifle and don't have anything yet I'd recommend getting an MK2 system. Buffer made of 7075T6 aluminum, hard coat anodized for lasting endurance. The Bravo Company MK2 Recoil Mitigation System, Mod 1, 8 Position Buffer Tube Complete Assembly, Matte Finish, Black, Includes T0 Buffer, M16A4 Rifle Action Spring, MK2 Receiver Extension, QD End Plate, Castle nut, Fits AR Rifles BCM-MK2RMS-M1T0 Whether starting a new rifle build or upgrading an existing one the BCM MK2 recoil mitigation system offers less felt recoil while maintaining and Shop Bravo Company MFG MK2 Recoil Mitigation System | Up to 29% Off 4. MOD1 - T4, Intermediate Length (BUFFER ONLY) (weight = approximately 7. This review dives deep into the specifics of this buffer, providing a comprehensive look at its design, function, and overall impact on the shooting experience. 9. MK2 MOD 1 buffer series is to ONLY be used on the AR15 receiver platform and it ONLY works in conjunction with the BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and the Mil-Spec Rifle M16 Action Spring (BCM part # SPRING-RIFLE-M16-ACTION). BCM patent number is 10,415,907 Vltor patent number is 8,296,984 BCM springs the internal weight better in their buffer. Allows fine tuning for optimal reliability and ejection pattern on rifles that are over gassed whether suppressed or unsuppressed. BCM Mil-Spec Carbine Buffer System 1x BCM receiver extension; BCM MK2 Buffer System $ 120. This has resulted in products like the A5 type of enhanced buffer systems, from manufacturers like BCM and VLTOR. System makes tuning customers firearms easy. H1 buffer and springco white (standard power spring) has worked fine for 1000 rounds or so. Mil-Spec M16A4 rifle action spring; Mk2 Receiver Extension (approximately 3/4” longer than carbine), 7076T6, 8 position, Mil-Spec The MK2 buffer (5. Comprised of Mil-Spec components; BCM US Patent #10415907 . MSRP: $81. An A5 tube is the same exact thing as an AR308 carbine buffer tube. 146" O. 7 or 5. Bravo Company MK2 Recoil Mitigation System Mod 1 T2 Receiver Extension Buffer Tube Kit contains all the necessary parts to mount to your Mil-Spec Sep 22, 2021 · It looks like acquiring the LMT parts will take a while. When VLTOR was designing the A5, they simply took an AR308 carbine tube, AR15 rifle-length spring, and shortened the AR15 rifle-length buffer to compensate for the difference in buffer tube length. BCM MK2 Buffer Mod 1 (A5) compatible) Related Items. BCM-MK2RMS-M1T1 BCM MK2 Recoil Mitigation System – Mod 1 – T1 . We would like to show you a description here but the site won’t allow us. 8oz) BCM Trigger Guard Jun 28, 2024 · I've built sbr/pistols before but have never tried the bcm mk2 buffer system with thr rifle spring. The Mk2 RMS smooths out buffer displacement with a BCM hard coat anodized 7075T6 aluminum buffer and the use of an M16A4 rifle spring in an rifle length buffer tube. This assembly from Bravo Company (BCM) is more than just a simple buffer; it’s a thoughtfully engineered system intended to significantly reduce recoil and improve overall rifle control. I plan to suppress in the future and was told an adjustable gas block will do the majority of what these buffer systems do The MK2 buffer (4. BCM has a variety of buffer weights available. BCM's standard carbine buffer for your AR15/M4 stock assembly. 00 Nov 4, 2024 · I'm putting together a rifle with an 18" barrel (. When paired with the included BCM MK2 Receiver Extension, slightly longer than a carbine buffer, the T2 buffer and system will produce surprisingly outstanding results. Not sure it's worth swapping a standard tube/buffer that's already installed. Any feedback is greatly appreciated. The online community seems to run T1 or T2 buffers. NOTE These buffer tubes require a rifle action spring and specific BCM MK2 buffer, carbine and rifle buffers will NOT work. 00 This system increases our buffer weight allowing for a more reliable return of the BCG to battery, while increasing the length of the buffer system travel allowing for a softer shooting feel. BCM­ MCMR Rail Cover Kit $ 10. Comes as a complete kit ready to mount on any AR pattern rifle. 95. Swapped the green out with BCM mk2 spring and everything is good to go now. Quick View. -MK2 Mod 1 - T1 Buffer (weight = approximately 4. MK2 Mod 1 - T2 Buffer (weight = approximately 5. Can usually tune things with just a different weight buffer and/ or spring for less cost overall. When paired with the included BCM MK2 Receiver Extension, slightly longer than a carbine buffer, the T1 buffer and system will produce surprisingly outstanding results. 5oz and T4 – 7. 8, 4. The MK2 buffer (7. BCM says to start there then move up if needed. $116. I was thinking of going with a Sprinco green spring, but I have no idea which buffer is appropriate to go with. All parts in this kit are made to and above USGI TDP specs with no metal injection molding (MIM) parts. 5 bcm build. BCM makes excellent products, and this lower parts kit is no exception. Get yours now at Freedom Trading. Comprised of Mil-Spec components; BCM US Patent #10415907; SPECS: Machined from Aluminum Forgings 7075-T6 Hardcoat Anodizing: MIL-A-8625F, Type III, Class 2 BCM® MK2 Recoil Mitigation System Staked M4 Lock Nut MK2 Buffer Weight MOD1-T0 (3. Feb 28, 2023 · Decades of development and testing have driven the AR-15 platform to be a highly refined tool. Machined from 7075T6 and manufactured to Mil-Spec dimensions and specifications. Aug 30, 2024 · T1 Buffer (weight = approximately 4. Aug 4, 2023 · Some folks are more sensitive to recoil than others, but as a general rule, it's a Good Thing when you can reduce a rifle's felt recoil. The BCM lower that comes with the MK2 Recoil Mitigation System only seems to come with the T0 buffer. Bravo Company, BCM MK2 Buffer, Mod 1, T0, 3. Sep 23, 2022 · I have a T1 on a complete 14. The BCM System is called ‘MK2. Got an H2 and springco blue (extra power) and it seems to run that as well but haven't tested it a lot. As of late, few significant improvements have been made to the platform, forcing users and the industry to focus in on fine, technical details. 5 mk2 mid-length gas BCM a5 buffer system with the T2 weight BCM mk2 charging handle standard BCG, factory BCM gas block and tube I have a 16 BCM middy as well. Combined with any other component not specifically developed to function with the MK2 Mod1-T4 intermediate buffer can cause damage to the rifle and possible injury. I hear good things about the A5 system which is the same as the BCM mk2 buffer system, but I also want to reduce the spring noise as much as possible. Allows fine tuning for optimal reliability and ejection pattern on rifles that are over gassed whether suppressed Dec 21, 2024 · However, I want to move the VLtor A5 type setup, and use a different stock. 9 Star Rating on 8 Reviews for Bravo Company MFG MK2 Recoil Mitigation System Best Rated + Free Shipping over $49. Important Note. 6oz) Mil-Spec M16A4 rifle action spring Bravo Company MK2 Receiver Extension Buffer Tube for your AR15, M16, M4. 4oz) is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. Jan 5, 2022 · 8 Position AR-15 Buffer Tube for MK2 Recoil System. These components are intended to work as an improved buffer system that can be used on rifle with carbine, mid-length, and rifle length gas systems. BCM MK2 Mod 1 Recoil Mitigation System Buffer Tube Kit (Model: T1) ID: 116813 (Stock-BCM-MK2RMS-M1T1) BCM-MK2RMS-M1T1. I need to get a buffer, and already have a a couple of rifle length springs, one of which is the Geissele braided spring. Magpul Armorer’s Wrench – AR-15/M4 $ 80. Pair this up with the BCM Mk2 Receiver extension and a Sprinco Green buffer spring for a winning combination. Since no one actually shoots their Reddit specials (BCM upper + Aero Lower) I’d figured I’d be the guinea pig and be the first to try this setup out for you all! The rig: BCM 14. To meet our current demand schedules for these kits, as well as the rifles built using them, we have partnered with BCM to offer our own version of their MK2 Recoil Management System. 4oz) Lessens felt recoil, without compromising reliability; Provides a more consistent carrier velocity, which can aid in accuracy, reliability over conventional carbine buffer system; Increased internal counterweight travel reduces bolt bounce Buffer made of 7075-T6 aluminum; hard coat anodized for lasting endurance. 75 inches longer than a typical carbine-length tube. 6oz t2 buffer weight. I recently just ordered the bcm recoil mitigation system that is similar to the Vltor A5 system. This kit uses a longer, 8 position buffer tube, as well as a buffer containing 4 sliding weights, rather than the usual 3. All my new builds get an A5 system, and this is a cost-effective solution. In the meantime I'm very interested in the Vltor MUR upper and building a complete Vltor rifle. I'm debating whether I want to go with the MK2 buffer system or a traditional carbine buffer system. Bravo Company’s MK2 Recoil Mitigation System effectively reduces recoil with a few changes to key components. 7oz)-Mil-Spec M16A4 rifle action spring. BCM MK2 Receiver Extension for your AR15, M16, M4. Vltor A5/BCM MK2: – A5H3/T3 – Rifle or Sprinco Green Spring BCM MK2 Buffer System $ 120. But why does all that matter? It all starts at the longer 8-position receiver extension. BCM’s MK2 Receiver Extension is an upgrade to the standard carbine recoil assembly, that uses a specialized buffer weight. This kit includes all the small parts needed to finish building a stripped lower, except for the buffer system . Manufacturer Note: Works only with AR15 Receivers and only with BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and Mil-Spec M16 Action BCM US Patent #10415907; IMPORTANT NOTE: MK2 MOD 1 buffer series is to ONLY be used on the AR15 receiver platform and it ONLY works in conjunction with the BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and the Mil-Spec Rifle M16 Action Spring (BCM part # SPRING-RIFLE-M16-ACTION). MK2 Recoil Management System; Tactical Triggers May 31, 2022 · MPORTANT NOTE: MK2 MOD 1 buffer series is to ONLY be used on the AR15 receiver platform and it ONLY works in conjunction with the BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and the Mil-Spec Rifle M16 Action Spring (BCM part # SPRING-RIFLE-M16-ACTION). Jan 5, 2022 · Grab a BCM MK2 Buffer Weight for MK2 AR-15 Receiver Extensions to reduce recoil with 5 unique weights. BCM. I have a 14. I already have a BCM Mk2 extension tube, which, as I understand it, basically mimics the A5. Free Shipping on Orders Over $99! Get $15 Off on orders over $100! | Use coupon code NEWYEAR15 Note: The MK2 Mod1-T4 buffer is explicitly designed for an AR15 receiver platform and only works with the BCM MK2 Receiver Extension. The MK2 buffer (5. MK18 was 3:00 ejection pattern, the above brought it right to a nice 4:00 pile. Does anyone have a recommend starting buffer weight for running a bcm upper with 11. 2 Buffer is an A5 system with a different name. MK2 Mod 1 – T0 Buffer (weight = approximately 3. Was this review helpful to you? Bravo Company BCM MK2 Buffer, Mod 1, 4. It seems like MK2 really doesn't have any disadvantages. 5 complete upper, Aero precision complete lower BCM bolt carrier group Radian raptor CH Primary Arms 1x micro prism Streamlight protac 2 on arisaka mount Cloud defense light control system The buffer tube is longer to accommodate the longer buffer, but the tube accepts any collapsible (adjustable) stock that fits a standard mil-spec (1. thought about doing the Super 42 recoil spring but that includes an entire buffer of its own and it’s $100… for $23 more i can have the bcm mk2 recoil buffer kit and it includes everything and i get the benefits of having a rifle spring and buffer. 00 – $ 125. ) carbine buffer tube. 8oz, T1 – 4. I have a complete mid length14. With each shot you take, whether at the range or during a hunt, you'll instantly realize this Recoil Mitigation System upgrade from BCM was definitely the right choice. Seems to share a lot of similarities (3/4" longer buffer tube, uses rifle length spring, similar weights as A5 series) The MK2 Buffer Mod is designed to increase your accuracy when compared with tradition buffer systems. Whether starting a new rifle build or upgrading an existing one the BCM MK2 recoil mitigation system offers less felt recoil while maintaining and improving reliability. Getting VLTOR stuff is a pain because it's always seems to be sold out. 6oz) Mil-Spec M16A4 rifle action spring The BCM MK2 Buffer System is a significant improvement over your run-of-the-mill carbine system. Mil-Spec receiver extensions have a slightly smaller dimension where the stock slides on. To use any other component, not specifically developed to function with the MK2 MOD1 Intermediate Buffer can cause damage to the weapon and Dec 4, 2022 · I don’t have the A5 or MK2 yet, so no measurements… but I did get an email from BCM today on their Mk2 buffer tubes stating the following: “MK2 Receiver Extension is compatible with: BCM MK2 Recoil Mitigation System with MK2 buffer and rifle action spring Most AR10s using a carbine buffer and rifle action spring Apr 13, 2022 · The BCM MK2 Recoil Mitigation System Mod1 kit is available in 3 different buffer configurations (T0 – 3. B5 Systems Carbine End The MK2 buffer is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. 8oz) Mil-Spec M16A4 rifle action spring A5 system consists of the longer RE15 or RE10/A5SR, the Vltor A5 spri. 8oz, Matte Finish, Black, Buffer Only. Complete Kit Features: Nov 10, 2020 · The vltor A5 system, H0 buffer, and standard rifle spring was just enough. That's exactly what BCM US Patent #10415907; IMPORTANT NOTE: MK2 MOD 1 buffer series is to ONLY be used on the AR15 receiver platform and it ONLY works in conjunction with the BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and the Mil-Spec Rifle M16 Action Spring (BCM part # SPRING-RIFLE-M16-ACTION). Comprised of Mil-Spec components; BCM US Patent #10415907; Items in the Mitigation System: MK2 Buffer available in 3. Buffer extension, buffer and spring fits perfectly on my lower. 00. I wonder if this is too heavy? I want a reliable system that works well suppressed and un-suppressed. 00 BCM. 7oz, T2 – 56oz) with T3 – 6. This 5. if i wanted to further The product is what I come to expect from BCM. People have stated in BCM that an A5 buffer works with the MK2 extension still referring the extension as "BCM A5" even though the name has changed "but not the part number", they left the reviews up praising the product. I am building out a 14. MSRP: $122. 5") THE BCMGUNFIGHTER MK2 BUFFER. 6oz) Mil-Spec M16A4 rifle action spring; Mk2 Receiver Extension (approximately 3/4” longer than carbine), 7076T6, 8 position, Mil-Spec diameter Buffer made of 7075T6 aluminum, hard coat anodized for lasting endurance. A5 seems to be the best sweet spot in the middle of carbine and rifle. 6 ounces. 95 VLTOR A5 Buffer Buffer Weight: 5. 5 mk2 elw bfh and I’ve ran a h2 buffer with a normal spring unsuppressed and recently switched to a springco blue spring and get good ejection for both unsuppressed and suppressed👍 Reply Jan 5, 2022 · 8 Position AR-15 Buffer Tube for MK2 Recoil System BCM's MK2 Receiver Extension is an upgrade to the standard carbine recoil assembly, that uses a specialized buffer Buffer Weight: 6. BCM MK2 Recoil Mitigation System - Mod 1 - T0. Complete Kit Features: Lessens felt recoil, without compromising reliability; Provides a more consistent carrier velocity, which can aid in accuracy, reliability over conventional carbine buffer system; Increased internal counterweight travel reduces bolt bounce Jan 5, 2022 · Recoil Reducing AR-15 Buffer Kit. I will also show you how to install it, which can be a guide to installing any buffer t May 12, 2022 · We just got in BCM's new MK2 Recoil Mitigation System! Lets check it out! Buffer made of 7075T6 aluminum, hard coat anodized for lasting endurance. This assembly, from Bravo Company Manufacturing, promises improved recoil management and a smoother shooting cycle. Comprised of Mil-Spec components; BCM US Patent #10415907; This kit contains all the necessary parts to mount your Mil-Spec dimension stock assembly to your Mil-Spec lower receiver. This kit contains all the necessary parts to mount to your Mil-Spec dimension stock assembly to your Mil-Spec lower receiver. Sep 6, 2022 · I'm working on a new build with a 16" mid-length barrel. BCM mk2 mcmr 14. 7oz) T2 Buffer (weight = approximately 5. 7oz, Matte Finish, Black, Buffer Only. 6oz) This kit contains all the necessary parts to mount to your Mil-Spec dimension stock assembly to your Mil-Spec lower receiver. Start with the H1 of this enhanced system and go up from their (it’s the MK2 enhanced buffer system on their website). T. 56. Just for frame of reference, the BCM lowers that ship with the Mk2 RMS system already installed use the T0 buffer which should run out of the box with any of their uppers (to include a midlength 14. BCM US Patent #10415907 . One thing it didn’t like at all was paring it with a springco green…ftf everything except hot ammo and even that felt sluggish. Bravo Company MK2 Mod 1 Buffer FeaturesLessens felt recoil, without compromising reliabilityProvides a more consistent carrier velocity, which can The BCM MK2 Recoil Mitigation System is a favorite of many savvy shooters because it not only minimizes felt recoil without compromising reliability, but also provides a more consistent carrier velocity which can promote accuracy and reliability over conventional carbine buffer systems. The MK2 buffer (3. Machined from 7075T6 and manufactured to Mil-Spec dimensions and When paired with the included BCM MK2 Receiver Extension, slightly longer than a carbine buffer, the T1 buffer and system will produce surprisingly outstanding results. Receiver machined from Forged Aluminum 7075-T6; Hard Coat Anodized ; Staked M4 Lock Nut; BCM Mk2 Recoil Mitigation System with T-0 Buffer (3. Bravo Company MK2 Recoil Mitigation System Mod 1 T1 Receiver Extension Buffer Tube Kit contains all the necessary parts to mount to your Mil-Spec May 20, 2022 · Just got the latest email blast from BCM introducing the Mk2 Recoil Mitigation system and had some questions about it vs the VLTOR A5 system. D. BCM-MK2RMS-M1T0 BCM MK2 Recoil Mitigation System – Mod 1 – T0 . 6oz) is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. With each shot you take, whether at the range or during a hunt, you’ll instantly realize this Recoil Mitigation System upgrade from BCM was definitely the right choice. I’m personally just going with the H1 and carbine spring all standard. This receiver extension is around 3/4 inches longer than 6 position carbine tube, which accommodates the longer MK2 Buffer and a rifle length AR-15 recoil spring. As well the recoil felt more A2 like. BCM US Patent #10415907; IMPORTANT NOTE: MK2 MOD 1 buffer series is to ONLY be used on the AR15 receiver platform and it ONLY works in conjunction with the BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and the Mil-Spec Rifle M16 Action Spring (BCM part # SPRING-RIFLE-M16-ACTION). If you want to fine tune the recoil of your carbine, the BCMGUNFIGHTER MK2 buffer will do the trick. 8oz) is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. NOTE: BCM M2 buffer Mod1 is Vltor A5 compatible, and must be used with BCM's Mk2 RE (BCM part #BCM-MK2-RE), or A5 compatible RE (such as RE5F, Vltor's RE-A5, RE10/A5SR), milspec rifle length spring, or Sprinco's Green spring. my rifle is also overgassed a lot from factory and i’ve only done a T2 buffer to try and soften the recoil impulse. The MK2 buffer (4. Hover or touch above to zoom. ’ I’ve only dabbled with the T2 and T1 weight, both in a 13. 4oz buffers sold separately. 5 elw barrel? Will be running about 50/50 non suppressed and running huxwrx flow 556k Thank you. BCM Mk. I honestly can’t tell the difference between it and a carbine spring and H or H2 buffer. ’ There are various weights of various sizes named ‘T-0 through whatever. The MK2 features a longer receiver extension and a longer buffer while utilizing a standard rifle-length action spring. 33oz (A5H2) - $ 44. 223 Wylde) and rifle length gas system. 5oz . 96 Geissele Automatics Super 42 Rifle Length Buffer Spring - $ 32. 7oz) is offered as a stand alone option to tune AR pattern rifles that are already equipped with the MK2 recoil mitigation system. 8oz) Mil-Spec M16A4 rifle action spring Bravo Company MK2 Recoil Mitigation System Mod 1 T0 Receiver Extension Buffer Tube Kit contains all the necessary parts to mount to your Mil-Spec The MK2 buffer (5. 8 Oz) But it's odd that they go out of their way not to mention the A5 and the listing for that buffer says to use it only with their buffer tube: MK2 MOD 1 buffer series is to ONLY be used on the AR15 receiver platform and it ONLY works in conjunction with the BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and the Mil-Spec Rifle M16 Action Spring 3 days ago · The BCM MK2 Recoil Mitigation System, Mod 1, with the T1 Buffer is a comprehensive upgrade package designed to enhance the shooting experience of AR-platform rifles. BCM MK2 Buffer Mod 1 - T4. The kit consists of all the necessary parts to install it to your mil-spec lower. 6oz (T2) buffer is a drop-in replacement for the A5H2 weight the majority of our rifles have been shipping with for almost 10 years now. I've decided to try out the BCM MK2 /VLTOR A5 system but I'm having a hard time trying to find good info on buffer weight selection. Nov 16, 2021 · Our BCM MK2 Receiver Extension for your AR15, M16, M4. In action, this consistency means more rounds on target faster than a system equipped with the legacy M4 option. REX Lower Parts Kit In this video I’ll be reviewing the bcm mk2 recoil mitigation system. It looks like I'd have to purchase a complete lower receiver, but it includes their A5 system. 3 days ago · The BCM MK2 Buffer Mod 1 – T4 is a component that often goes unnoticed by many, but plays a vital role in the performance and feel of an AR-15 rifle. This Product: BCM MK2 Receiver Extension (Buffer Tube) - A5 Compatible - $ 49. It is not compatible with TDP spec RE and buffer spring. Those parts include an intermediate-length buffer tube or receiver extension that is about . How would you rate Vltor's products related to Its hard to tell without knowing how radian's gas ports are sized. 6oz)-Mil-Spec M16A4 rifle action spring The BCM MK2 Recoil Mitigation System. The BCM MK2 Recoil Mitigation System. -MK2 Mod 1 - T2 Buffer (weight = approximately 5. Complete Kit Features: Lessens felt recoil, without compromising reliability; Provides a more consistent carrier velocity, which can aid in accuracy, reliability over conventional carbine buffer system; Increased internal counterweight travel reduces bolt bounce Sep 14, 2024 · The MK2 Recoil Mitigation System is BCM’s take on the A5 buffer system. 223 with occasional 5. 5 Vltor HO A5 buffer The Mk2 RMS Lessens felt recoil, without compromising reliability and p rovides a more consistent carrier velocity, which can aid in accuracy and reliability over conventional carbine buffer system. MK2 Mod 1; Mil-Spec M16A4 rifle action spring; Mk2 Receiver Extension (approximately 3/4” longer than carbine), 7076T6, 8 position, Mil 3 days ago · The BCM MK2 Recoil Mitigation Mod 1 T0 is a complete buffer system designed to enhance the shooting experience of AR platform rifles. Buffer made of 7075T6 aluminum, hard coat anodized for lasting endurance. BENEFIT #1: The big benefit of BCM's Recoil Mitigation System is making your rifle a LOT smoother shooting because the extra length spreads out the recoil impulse. The version I ordered has a 5. Bravo Company, BCM MK2 Recoil Mitigation System, Mod 1, 8 Position Buffer Tube Complete Assembly, Matte Finish, Black, Includes T1 Buffer, M16A4 Rifle Action Spring, MK2 Receiver Extension, QD End Plate, Castle Nut, Fits AR Rifles The BCM® Intermediate Buffer System (A5) Kit, uses an intermediate length BCM receiver extension machined from 7075T6 Aluminum, A M16 rifle action spring, and a Vltor A5 buffer. 5 BCM upper. I'm running a BCM Mk2 tube, with a springco rifle green spring and a VLTOR A5 H2 buffer. This build has a mid length gas system, will never run a suppressor and primarily shoot . I hear the Tubbs flat spring is rather quiet. This enhanced buffer system allows for the NOTE: MK2 MOD 1 buffer series is to ONLY be used on the AR15 receiver platform and it ONLY works in conjunction with the BCM MK2 Receiver Extension (BCM part #BCM-MK2-RE) and the Mil-Spec Rifle M16 Action Spring (BCM part # SPRING-RIFLE-M16-ACTION). Weighted with 3 steel weights to a total of 3oz. omwmzz iejghx oztk qmwkven fsr emn qwkif ogt rvkecyry vjmro