The AR-STONER AR-15 Side Charging Upper Receiver Assembly chambered in 5.56x45mm NATO is ready to attach to virtually any standard AR-15 lower receiver. The side charging handle allows shooters to maintain focus on their target while charging the weapon. This AR-STONER Upper Receiver Assembly features a mid-length gas system, 16” M4 profile barrel, A2 flash hider, and a ultra lightweight, 15” free float AR-Stoner M-LOK handguard. The M-LOK slots allow mounting of popular M-LOK compatible accessories directly to the precision cutouts. The handguard also features integrated QD sling mounts. This sleek and ergonomic free float handguard meets shooters’ needs without sacrificing strength and performance.

Features

Side charging handle design
Increased rear scope clearance
Great for long range platforms
M-LOK handguard compatibility

Product Information
Cartridge 5.56x45mm NATO
Finish Matte Black
Material Aluminum
Weight 4.65 Pound
Barrel Length 16 Inches
Barrel Material Steel
Barrel Finish Matte
Twist 1:8 Inches
Threads 1/2"-28
Barrel Contour M4
Sights No
Chrome Lined No
Gas Block Diameter 0.75 Inches
Gas System Length Mid-Length
M4 Feed Ramps Yes
Upper Receiver Type Side Charging
Handguard 15" Ultralight 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
Delivery Information
Shipping Weight 5.580 Pounds