Complete Uppers Handguards/Muzzle Brakes May Vary
6MM ARC COMPLETE UPPER 20″
$688.00
6mm ARC COMPLETE UPPER 20″
20″ Liberty barrel 1-7.5Â Â 5RÂ Twist 416R
Bolt Material 9310
Rifle Length Gas System
5/8x 24 Threaded Muzzle UNF
Heliport Muzzle Brake
Handguard 15″
M3 Upper Receiver
