Assemble your own BRN-4 Upper Receiver Assembly Machined from billet aluminum the new BRN-4 Stripped Upper Receiver mates perfectly with the Brownells BRN-
Assemble your own BRN-4 Upper Receiver Assembly Machined from billet aluminum the new BRN-4 Stripped Upper Receiver mates perfectly with the Brownells BRN-4 barrels, gas system components and bolt carrier group. Assemble a BRN-4 Upper Receiver Group...
ShipAmount | $12.50 |
RevType | 2 |
Manufacturer | Brownells |
Sku | BRN4UPPER |
Identity | 24701595635 |