Bushmaster 5.56x45 AR-15 1:7 Black Nitride Upper Receivers
- Stock Filter: Out of Stock
- Manufacturer: Bushmaster
- Caliber/Gauge: 5.56x45
- Firearm Fit: AR-15
- Barrel Twist: 1:7
- Barrel Finish: Nitride
- Category: Bushmaster 5.56x45 AR-15 1:7 Black Nitride Upper Receivers Clear All Filters
