Upper Assemblies

Colt LE6920CK 16.1" Complete Upper Receiver

$879.98 $599.98

Colt LE6943CK Monolithic Complete Upper Receivers 11.5" Bbl

$999.98

Colt LE6945CK Complete Upper Receiver Kits 10.5" Bbl w/Integrated Rail

$1,099.98

KZ Barrel Spline Socket 7.62mm Aluminum Rod AR15/M4 Upper Receivers

$69.98 $39.98

KZ Barrel Spline Socket STEEL Rod AR15/M4 7.62mm Steel Upper Receivers

$69.98

H&K MR556 A4 11.5" Complete Upper Receiver Kit

$1,999.98 $1,799.98

Caracal CAR816 A2 Short Stroke Piston 11.5" Complete Upper 5.56x45mm

$1,254.00 $999.98

Colt 6933-EPR 5.56mm Commando Enhanced Patrol Rifle Complete Upper Receiver Assembly w/ 11.5" Barrel

$999.98 $895.00

Colt LE6933CK Complete Upper Receiver 11.5" Bbl.

$899.00 $749.98