- Complete Bolt Carrier Group
- 15" M-Lok Handguard
- 22” Barrel
- 1:9 Twist
- Stainless Steel A2 Flash Hider
- Chambered in 243 Winchester
The AR-Stoner LR-308 A3 Upper Receiver Assembly chambered in 243 Winchester is ready to be assembled to a complete lower and fired! This LR-308 upper features a mil-spec bolt carrier group, a heavy fluted countour 22” stainless steel barrel and a 15” free float M-Lok handguard.
Securely mount popular accessories directly to the precision M-Lok cutouts. This sleek and ergonomic free float handguard meets shooters needs without sacrificing strength and performance.
The A3 upper assembly comes complete with charging handle, forward assist, ejection port cover, A2 flash hider, bolt and bolt carrier assembly. Supplied without sights, this upper is a great platform for a precision scope or iron sights (both sold separately).
Note: Installation of AR-15 upper assemblies with certain features including, but not limited to: flash hiders, bayonet lugs, and threaded muzzles may violate state and/or local laws.