BCM MK2 Recoil Mitigation System Mod 1



Product Summary

Detailed Description

Bravo Company’s MK2 R.M.S. Mod 1 lessens felt recoil, without compromising reliability. It provides a more consistent carrier velocity, which can aid in accuracy and reliability over a conventional carbine buffer system.

  • Increased internal counterweight travel reduces bolt bounce
  • Internal spring to reduce noise of counter weight shifting and ensure more consistent weight placement
  • Mil-Spec M16A4 rifle spring with more spring coils than M4 carbine, increases consistency and widens operating envelope
  • Buffer made of 7075T6 aluminum, hard coat anodized for lasting endurance. Comprised of Mil-Spec components
  • BCM US Patent #10415907

Whats Included:

  • MK2 Mod 1 – T1 Buffer (weight = approximately 4.7oz) or T2 Buffer (weight = approximately 5.6oz)
  • Mil-Spec M16A4 rifle action spring
  • Mk2 Receiver Extension (approximately 3/4” longer than carbine), 7076T6, 8 position, Mil-Spec diameter
  • Lock Nut (Castle) M4
  • Receiver QD End Plate (include mount for QD swivel)


  • This kit contains all the necessary parts to mount to your Mil-Spec dimension stock assembly to your Mil-Spec lower receiver
  • Because of the MK2’s longer length some Mil-Spec stocks may not completely collapse closed all the way up to the M4 Lock nut




Technical Information


7075 Aluminum



Firearm Compatibility

Catalog Location

California Prop 65 Warning

WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information visit www.P65Warnings.ca.gov