RRA 450B0461 450 BM MID A4 UPR HALF SS UPPER
“Spikes STU5025M4S Complete Upper 5.56x45mm NATO 16″ Black Phosphate Barrel, 7075-T6 Aluminum Black Receiver, M4 Double Head Shield Handguard for M4 Carbine” has been added to your cart. View cart
| Weight | 6.4 lbs |
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| Dimensions | 32 × 12 × 6 in |
| Manufacturer | Rock River Arms |
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| Caliber | .450 Bushmaster |
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