AR-STONER AR-15 Side Charging Upper Receiver Assembly Gen 2 223 Remington (Wylde) 18″ Spiral Fluted Barrel with 15″ M-Lok Handguard Black

Cartridge
223 Wylde
Finish
Matte
Material
Aluminum
Extra Features
Spiral Flutes
Weight
5.25 Pound
Barrel Length
18 Inches
Twist
1:8 Inches
Threads
1/2″-28
Barrel Contour
Heavy
Sights
No
Barrel Finish
Black Nitride
Chrome Lined
No
Gas Block Diameter
0.75 Inches
Gas System Length
Mid-Length
M4 Feed Ramps
Yes
Upper Receiver Type
Side Charging Gen 2
Barrel Material
416R Stainless Steel
Handguard
15″ M-LOK
Bolt Carrier Assembly Included
Yes
Muzzle Device
Flash Hider
Mil-Spec or Commercial
Commercial
Country of Origin
United States of America
Compatible With
AR-15