Barrels & Accessories

Requires two lugs and one 1913 slot to mount properly. All steel construction. Includes hex wrench. Like all BCM weapons and accessories, Made in the USA.

The Dead Air Armament 1/2x28 Rimfire Thread Protector is an inexpensive insurance policy against potential damage to your host pistols threads. It is made from high quality materials and featuring a matte black finish.

Stripped carrier is finished in an Ion Bonded Black. Lowers friction and cleans easier. BCM (MPI) complete bolt carrier group is fully assembled. (BCG) Bolt carrier group (auto version) for your AR15, M16, or M4. Parkerized exterior and chrome lined...

Ultra-rigid, this innovative lightweight aluminum unit straddles both sides of the receiver and is crafted with a non-glare anodized finish. The top Picatinny rail can mount a variety of accessories, yet is designed to sit just high enough to allow...

The TopStop cover is designed to snap on most AR15 or M4 type upper receivers when they are detached from the lower receiver. The TopStop completely seals the upper receiver preventing fouling from getting in or out and it stops the bolt carrier group...

If you use your rifle, shotgun or AR in an area that frequently sees rain or snow you need the Armadillo. A pack-able cover constructed of silent, lightweight, water-resistant material. Protects from muzzle to stock and works with all sling types...

The advanced SureFire 3P Eliminator three-prong flash hider features a patent-pending design that greatly reduces muzzle flash — typically greater than 99% — when compared with a plain muzzle. Boasting robust tines built to withstand the rigors of...

Muzzle Flash is the bane of any infantryman. It provides a clear target indicator for the enemy to identify your position and return fire. SureFire SF3P-50BMG flash hiders are engineered to reduce flash signature by an astounding 99.7 percent, concealing...

Featuring the same industry leading barrel nut and lock up design as originally introduced on BCM's evolutionary KMR handguard, the MCMR Series of handguards gives the shooter modularity in the M-LOK platform. This proprietary patented mounting system...

SENTRY manufactures Scopecoats designed specifically to protect your illuminated optics. Made from our standard 3mm thick Neoprene/Nylon laminate composition that assists in repelling moisture and condensation away from your optic, as well as, dirt and...

Give your high-end optic the protection it deserves with the original Scopecoat by SENTRY, the industry leader in protection of weapons and gear. Safeguard your optics from dust, dirt, dings, scratches and moisture. Made from Neoprene a material commonly...