U.S. Contractor 5.56x45 AR-15 10.5" 1:7 M4 Contour Barrels
- Manufacturer: US Contractor
- Caliber/Gauge: 5.56x45
- Firearm Fit: AR-15
- Barrel Length: 10.5"
- Barrel Twist: 1:7
- Barrel Profile: M4 Contour
- Category: U.S. Contractor 5.56x45 AR-15 10.5" 1:7 M4 Contour Barrels Clear All Filters
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