17 Inch Clamp mounted design KeyMod Handguard Top Rail Fits .223/5.56 (AR15) Spec Black Color FKH-17B

T6 6061 Aluminum

Fits .223/5.56 (AR15) spec.

Black Color

Monolithic top rail(21mm)
With KeyMod mounting slots for quick and easy installation
Lightweight design
Clamp mounting design , more easy installation

Steel Barrel nut

Barrel nut inside diameter: 1.02 in (26mm)
Barrel nut outside diameter: 1.35 in (34.4 mm)
Mounting thread spec.:   1-1/4-18 UNC

Package:
one handguard+screw+Barrel nut +wrench