BCM® QRF (Picatinny) Handguard. Read More expand_more Read Less expand_less Sort By: Quick view Add to Cart. BCM. BCM® Barrel Nut $16.32. In Stock. Quick view Add to Cart. BCM. BCM® KMR Barrel Nut Wrench (and M4 stock) MSRP: $19.00 Your Price ...

2021年3月1日 · Free Float Quad Rail eliminates loads from barrel, reducing the deflection for more accurate shooting. Precision Machined Aerospace 6061-T6 Aluminum Alloy, for high strength and lightweight. Proprietary engineered profile offers additional cross sectional strength. Steel Barrel Nut (same KMR, MCMR, and QRF series), to resist movement under heat.

BCM­® KeyMod™ Rail Cover Kit, 5.5-inch FLAT DARK EARTH *** (FIVE Pack!)***

BCM的护手分为好几个类别，分别为非自由浮置式的PKMR系列护手，自由浮置式的MCMR护手、KMR护手和QRF护手。 1、PKMR护手. BCMGUNFIGHTER™ PKMR (Polymer KeyMod™ Rail) Mid Length-BLACK.

BCM ® Recce-14 QRF Complete BCM ® Rifles and Carbines include: Rifle, 1 Magazine (where allowed), Cable Lock, USGI Manual, and F.E.T.

The BCM QRF is a standard not-so-standard quad rail. It’s standard in that it has 4 rows of picatinny rails. It’s not so standard in that it is among the lightest quads on the market, shaving every ounce possible.

The freefloating Bravo Company QRF Handguard eliminates external load on the barrel, reducing deflection for more accurate shooting. Featuring the same industry leading barrel nut and lock up design introduced on BCM's KMR handguard, the BCM QRF series of handguards delivers modularity for the Picatinny platform.

这是bcm在战斗导轨系统里面单独谈到的拥有自主专利的固定方式。 简单来说，仅从3处进行螺栓固定，其对1、2处的作用力会让1、2处发生形变，降低安装的配件的效能，而连续开火产生的热量会加剧这种现象。

2022年1月5日 · The BCM QRF (Quad Rail Free Float) Handguard is a solid upgrade for AR-15/M4 platforms that features the same industry-leading barrel nut and lock-up design originally introduced on BCM’s revolutionary KMR handguard.

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 recoil slot markings on all four rails to aid in repeatable set up for the end user.