This AR-STONER Rifle length upper features a 450 Bushmaster bolt carrier group, parkerized finish, low profile gas block, 16″ barrel, 15″ Ultralight M-LOK handguard and a heavy profile barrel. The A3 upper will attach to virtually any standard AR-15 lower receiver and comes complete with charging handle, forward assist, ejection port cover, bolt and bolt carrier assembly. Supplied without a rear sight, this upper is a great platform for a red dot sight or iron sights (both sold separately).
Features:
450 Bushmaster Bolt Carrier Group
15″ Ultralight M-LOK Handguard
16″ 1:24″ Twist Barrel
AR-STONER logo
Made In United States of America
warning-iconWARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov.
AR UPPERS
AR-STONER AR-15 A3 Upper Receiver Assembly 12.7x42mm 16″ Barrel with 15″ M-LOK Ultralight Handguard
AR UPPERS
Geissele AR-15 Super Duty Upper Receiver Assembly 5.56x45mm 14.5″ Cold Hammer Forged Barrel M-LOK
AR UPPERS
AR-STONER AR-15 EV2 Billet Upper Receiver Assembly 300 AAC Blackout 16″ Barrel 15″ M-LOK Handguard
AR-STONER LR-308 A3 Billet Upper Receiver Assembly 308 Winchester 18" Barrel 15" Ultralight M-LOK Handguard 
Reviews
There are no reviews yet.