Surefire suppressor adapter/muzzle brake, fits m4 / m16 weapons and variants with 1/2-28 muzzle threads.It greatly reduces both recoil impulse and muzzle rise so that the weapon tracks straight back to keep you on target for faster shot-to-shot recovery.The patented impulse diffusion design minimizes side blast and rear-directed concussion effects.Precision machined from us mill-certified heat-treated stainless steel bar stock including high-precision single-point cut threads for optimum thread interface the sfmb-556-1/2-28 muzzle brake has a black ionbond dlc coating to provide maximum protection under harsh environmental conditions and to facilitate cleaning even after extreme use.The sfmb-556-1/2-28 also serves as a rock-solid mounting adapter for surefire socom series 5.56 mm fast-attach suppressors.A rear labyrinth seal minimizes potential carbon buildup in the indexing system and facilitates suppressor removal after extended firing.

Choke Configuration: Black
Caliber Or Gauge: Muzzle Brake
Length: M16/M4
Model: Suppressor Adapter
Twist: 5.56mm
Sights: Stainless Steel
Finish: Black
Chokes Included: .5x28 tpi