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Upper Parts

Get the parts that you need to complete that AR-15 upper receiver that you have been building. We have the best parts at the best prices you'll find.

$41.95

13 Reviews

Midwest Industries AR-15 Low Profile Gas Block .750" Diameter 4140 Steel Matte Black Finish
$134.96

14 Reviews

Spikes Tactical M16/AR-15 Complete Bolt Carrier Group, .223/5.56/.300, Steel, Black