Product Overview
This AR-STONER Rifle length upper features a 450 Bushmaster bolt carrier group, parkerized finish, low profile gas block, 16″ barrel, 15″ Ultralight M-LOK handguard and a heavy profile barrel. The A3 upper will attach to virtually any standard AR-15 lower receiver and comes complete with charging handle, forward assist, ejection port cover, bolt and bolt carrier assembly. Supplied without a rear sight, this upper is a great platform for a red dot sight or iron sights (both sold separately).
Features:
450 Bushmaster Bolt Carrier Group
15″ Ultralight M-LOK Handguard
16″ 1:24″ Twist Barrel
Specifications
Product Information
Cartridge 450 Bushmaster
Color Black
Finish Anodized
Material Aluminum
Weight 4.8 Pound
Barrel Length 16 Inches
Twist 1:24 Inches
Threads 5/8″-32
Barrel Contour Heavy
Barrel Finish Parkerized
Chrome Lined No
Gas Block Diameter 0.875 Inches
Gas System Length Carbine
M4 Feed Ramps No
Upper Receiver Type A3 Flat-Top
Barrel Material 4150 Chrome Moly Vanadium Steel
Handguard 15″ Ultralight M-LOK
Bolt Carrier Assembly Included Yes
Muzzle Device Flash Hider
Country of Origin United States of America
Compatible With
AR-15
Delivery Information
Shipping Weight 5.880 Pounds
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