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AR-STONER LR-308 A3 Billet Upper Receiver Assembly 6.5 Creedmoor 22″ Barrel 15″ M-LOK Ultralight Handguard



Product Information

Cartridge 6.5 Creedmoor
Color Black
Finish Anodized
Material Aluminum
Weight 7.5 Pound
Barrel Length 22 Inches
Twist 1:8 Inches
Threads 5/8″-24
Barrel Contour Heavy
Barrel Finish Stainless
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 Stainless Steel
Handguard 15″ M-Lok Ultralight
Bolt Carrier Assembly Included Yes
Muzzle Device Flash Hider
Country of Origin United States of America
Compatible With
AR-10, LR-308

Delivery Information

Shipping Weight

7.500 Pounds

Product Overview

The AR-Stoner LR-308 Billet Upper Receiver Assembly chambered in 6.5 Creedmoor is ready to be assembled to a complete lower and fired! This LR-308 billet upper features a bolt carrier group, a heavy fluted contour stainless steel barrel and a 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).


  • Complete Bolt Carrier Group
  • 15″ M-Lok Handguard
  • 1:8 Twist
  • Flash Hider
  • Chambered in 6.5 Creedmoor

Made In United States of America

WARNING: Cancer and Reproductive Harm –


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