AR-STONER LR-308 A3 Billet Upper Receiver Assembly 308 Winchester 18″ Barrel 15″ Ultralight M-LOK Handguard

Product Overview
The AR-STONER LR-308 A3 Billet Upper Receiver Assembly chambered in 308 Winchester is ready to be assembled to a complete lower and fired! This LR-308 billet upper features a mil-spec bolt carrier group, a heavy countour 18” barrel with a matte finish and lan Ultralight, 15” free float M-Lok handguard. Securely mount popular accessories directly to the precision M-Lok cutouts. This sleek and ergonomic free float handguard meets shooters needs without sacrificing strength and performance. The AR-STONER LR-308 Upper is patterned after DPMS and will work with DPMS style parts/lowers. The A3 upper assembly comes complete with charging handle, forward assist, ejection port cover, flash hider, bolt and bolt carrier assembly. Supplied without sights, this upper is a great platform for a precision scope or iron sights (both sold separately).

Features:

Complete Bolt Carrier Group
15″ Ultralight M-Lok Handguard
18” Barrel
Chambered in 308 Winchester

Specifications
Product Information
Cartridge 308 Winchester
Finish Matte
Material Aluminum
Weight 7 Pound
Barrel Length 18 Inches
Twist 1:10 Inches
Threads 5/8″-24
Barrel Contour Heavy
Sights No
Barrel Finish Matte
Chrome Lined No
Gas Block Diameter 0.875 Inches
Gas System Length Rifle
M4 Feed Ramps Yes
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
Mil-Spec or Commercial Commercial
Country of Origin United States of America
Compatible With
AR-10, LR-308
Delivery Information
Shipping Weight 6.920 Pounds