Bcm 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 with a proprietary engineered profile offers additional cross sectional strength.Features a steel barrel nut to resist movement under heat.Diameter inside is 1.30", outside 2.12".Includes four qd sing swivel sockets and mounting hardware.

Rails: Picatinny
Type: Handguard
Firearm Type: AR Rifle
Firearm Model: AR-15
Material: 6061-T6 Aluminum
Finish: Black Hardcoat Anodized
Positions: 4
Free Floating: Yes