Product Overview
e AR-STONER AR-15 Side Charging Upper Receiver assembly chambered in 6.5 Grendel delivers precision accuracy at an affordable price. The machined billet aluminum upper receiver is combined with an extruded aluminum free float M-LOK handguard and both are Type III hard coat anodized.
This complete upper features a mid-length gas system, a mil-spec bolt carrier group, 20” heavy-profile barrel with a stainless finish and a lightweight free float AR-Stoner M-LOK handguard and a flash hider.
Use the precision M-LOK cutouts at the three, six, and nine o’clock positions for mounting MIL-STD 1913 Picatinny rails or other direct-attach M-LOK accessories.
Features:
Chambered in 6.5 Grendel
416R Stainless Steel Barrel
Free Float M-LOK Handguard
Specifications
Product Information
Cartridge 6.5 Grendel
Color Black
Finish Anodized
Material Aluminum
Weight 5.75 Pound
Barrel Length 20 Inches
Twist 1:8 Inches
Threads 5/8″-24
Barrel Contour Heavy
Barrel Finish Parkerized
Chrome Lined No
Gas Block Diameter 0.75 Inches
Gas System Length Rifle
Upper Receiver Type A3 Flat-Top
Barrel Material 4150 Chrome Moly Vanadium 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-15
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