The AR-STONER AR-15 A3 Upper Receiver Assembly provides function, style and affordability for your AR-15 Pistol. The A3 upper attaches to virtually any standard AR-15 lower receiver and comes complete with everything you need to start shooting. This upper features a pistol-length gas system, 7.5” barrel with 1:7” twist and matte finish, A2 flash hider, and a lightweight 7” free float M-Lok Handguard. The M-Lok Handguard slots allow mounting of popular M-Lok compatible accessories directly to precision cutouts and features a sleek design that does not sacrifice strength or ergonomics. Finish building the gun of your dreams at a price that will not break the bank with the AR-STONER AR-15 A3 Upper Receiver Assembly.
Features:
Chambered in 5.56x45mm
7.5" M4 Contour Barrel
7" M-LOK Handguard
Product Information
Cartridge
5.56x45mm NATO
Finish
Matte Black
Material
Aluminum
Weight
3.18 Pound
Barrel Length
7.5 Inches
Twist
1:7 Inches
Threads
1/2"-28
Barrel Contour
M4
Sights
No
Barrel Finish
Black Parkerized
Chrome Lined
No
Gas Block Diameter
0.75 Inches
Gas System Length
Pistol
M4 Feed Ramps
Yes
Upper Receiver Type
A3 Flat-Top
Barrel Material
4150 Chrome Moly Steel
Handguard
7" M-LOK
Bolt Carrier Assembly Included
Yes
Muzzle Device
A2 Flash Hider
Mil-Spec or Commercial
Mil-Spec
Country of Origin
United States of America
Compatible With
AR-15