Users' questions

What is KMR ar15?

What is KMR ar15?

BCM® KMR Alpha 15 Manufactured from aluminum, it is lightweight yet durable. Also featuring a proprietary patent pending mounting, indexing and lock up system that mitigates 12:00 rail movement under heat generated from the barrel nut. Handguard alone weighs 8.6oz! 1.3 Inner Diameter. 1.5 OUTSIDE flat to flat.

What is BCM KeyMod?

The bcm KeyMod 3 inch Picatinny rail section, aluminum – black is a rail section is made of hard anodized Aircraft aluminum alloy. Made to the mil-standard 1913 Picatinny arsenal specifications and features a snag resistant design, while retaining mil-standards specs.

What is KMR handguard?

The KMR handguard is a free-floated design which mounts and aligns to the upper-receiver threads using a custom barrel nut. Please visit BravoCompanyMFG.com for additional accessories, including those developed specifically for the BCM-KMR handguard system.

Is M-LOK or KeyMod better?

For most of the duration of the test, KeyMod and M-LOK both performed well. But when it came to stress testing the two systems, M-LOK rifles could be dropped on the ground and 100% of the time, the attachments would stay securely fastened to the gun. For KeyMod, however, the success rate was a measly 33%.

Does magpul make Keymod accessories?

The Magpul M-Lok System They looked into making some Keymod-compatible accessories, but weren’t happy with the way the system worked with polymer attachments.

Do all BCM handguards use the same barrel nut?

BCM shares the same diameter as a mil-spec nut, the only difference is that a mil-spec nut has notches on it to index against the gas tube. There are plenty of two-piece handguards designed to clamp onto a mil-spec barrel nut and most of them will work just fine.

What is the torque for M Lok?

Torque Specs: For attaching metal accessories to metal hand guards: 35 in/lbs. For attaching metal accessories to polymer hand guards: 15 in/lbs.

Will M-Lok work on KeyMod?

The GOTICAL Keymod to MLok adapter is used in Mlok accessories on Keymod handguards. It is made of 6061 aluminum, hard anodized and high quality material. Convert KeyMod to MLOK adapter.

Are M-Lok and KeyMod compatible?

The KeyMod and M-Lok systems do just that. Neither the KeyMod (right) nor M-Lok (left) systems are a replacement for the picatinny standard, but they complement it. Picatinny adapters like those above are the most common accessories for both systems.