Great Lakes AR-15 Complete Upper 458 SOCOM 16" Barrel

Great Lakes Firearms and Ammunition
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Use for a new modern sporting rifle build, or convert any existing AR-15 to .458 SOCOM with this complete upper assembly from Great Lakes Firearms and Ammunition. It features a 16" heavy match grade barrel made from chrome moly alloy steel. The A3 style upper is made from aircraft grade aluminum and has an oversized ejection port. The upper comes complete with a free float handguard, low profile gas block, mid length gas system and phosphate coated bolt carrier group.

Specifications and Features
Great Lakes Firearms and Ammunition UR458SOCOM
.458 SOCOM
Aircraft aluminum A3 upper
M4 feed ramps
16" chome moly heavy match grade barrel
1:14" twist
5/8-24 muzzle threads
Mid length gas system
Low profile gas block
Free float handguard
Oversized ejection port
Phosphate coated bolt carrier group
Fits all standard AR-15 lower receivers