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$698.21 USD
Rock River Arms A4 mid-length upper comes chambered in .450 Bushmaster with a 16″ chrome moly 1/24 twist barrel. Additionally this upper includes a RRA 13″ M-Lok compatible lightweight free float rail and a RRA Operator Brake (5/8-32 thread). This is a complete upper with bolt carrier group, charging handle assembly and a 5 round magazine.
| UPC |
842834125548 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number |
450B0592 |
| Barrel Length |
16" |
| Caliber/Gauge |
.450 Bushmaster |
| Model |
Tactical Carbine |
| Product Type |
Upper |
| Capacity |
5 |
