M4 carbine length free float quad rail, featuring solid aircraft aluminum construction and easy installation.
Four rails with 15 slots each.
Includes quad rail, barrel nut, and rubber rail guards.
Gunsmithing required.
Imported.

Weight:	11.5 ounce
Length:	7.2 inch
Width:	2.4 inch
Height:	2.4 inch

Carbine:	ARR-390
Mid-Length:	ARR-392
Rifle:	ARR-391

Pair up this rail system with our 200 Lumen LED Tactical Flashlight from UTG (LIGHT-149) or a vertical forward grip (ARR-073)