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Shop 1 Deals on Brownells 5.56×45mm NATO Upper Receivers

Browse Brownells 5.56×45mm NATO Upper Receivers for sale at the lowest prices online.

Upper Receivers
Receivers
Rifle Parts
Receiver Parts
Ar-15 M16 A1 Upper Receiver - Brn-16a1 M16a1 Upper Receiver Black - Brownells
Ar-15 M16 A1 Upper Receiver - Brn-16a1 M16a1 Upper Receiver Black
MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.
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