Barrels & Accessories

M-Lok Barricade Stop

Operate your semi auto AR15 or M4 selector from the right or left side of the weapon. This will work for semi auto rifles and carbines.

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...

The BCM Extractor Spring is a heavy coil design made for the increased extractor tension required on many AR15, M4, M16 short barreled rifles. This product also improves the reliability on a standard 16'' and 14.5'' carbines.

The BCM Extractor Spring is a heavy coil design made for the increased extractor tension required on many AR15, M4, M16 short barreled rifles. This product also improves the reliability on a standard 16'' and 14.5'' carbines.

This kit contains all the necessary parts to mount your AR15, M16, M4 Pistol Lower Receiver. Pistol receiver extension (buffer tube).

Featuring the same industry leading barrel nut and lock up design as originally introduced on BCM's evolutionary KMR handguard, the QRF Series of handguards gives the shooter modularity in the picatinny (MIL-STD-1913) platform. Includes T, L, R, and B...

Strong Aluminum construction. Intently designed to below-profile and snag-free.

Durable Aluminum construction. Intently designed to be low-profile and snag-free. Patent Pending mounting system. Minimal added weight, 0.9 oz.

This BCM Enhanced Lower Parts Kit includes: BCM PNT Hammer Hammer Spring BCM PNT Trigger Trigger Spring Hammer/Trigger Pins Disconnector Disconnector Spring Bolt Catch Bolt Catch Plunger Bolt Catch Spring Bolt Stop Pin Rear Pivot Pin Buffer...

Threaded 1/2 x 28 for 5.56mm AR15 platforms. Should be installed by a qualified armorer.

This Compensator was not designed as a gamers comp. It was designed for tactical applications to reduce muzzle rise, flash signature, noise, and lateral pressure.