Grid Defense Complete Upper Receiver .300 Blackout 7.5 inch Pistol Length 4150 Light HBAR Barrel 1-8 Twist 9 inch Octagon M-LOK Hand Guard Dimpled. 300 Blackout Upper Receiver is an excellent addition to any high-quality AR build. Each of these Grid...

In stock
ShipAmount $0.00
RevType 2
Manufacturer Grid Defense
Sku GD75GDR9FCAN300BB
Identity 9857614363