AR-STONER AR-15 EV2 Billet Pistol Upper Receiver Assembly, without BCG 5.56x45mm NATO 11.5″ Barrel with 10″ M-LOK Handguard

Finish
Flat Dark Earth
Material
Aluminum
Weight
3.25 Pound
Barrel Length
11.5 Inches
Twist
1:8 Inches
Threads
1/2″-28
Barrel Contour
Medium
Sights
No
Barrel Finish
Matte
Chrome Lined
No
Gas Block Diameter
0.75 Inches
Gas System Length
Pistol
M4 Feed Ramps
Yes
Upper Receiver Type
EV2 Billet
Barrel Material
Steel
Handguard
10″ M-LOK
Bolt Carrier Assembly Included
No
Muzzle Device
Flash Hider
Mil-Spec or Commercial
Mil-Spec