Rock River Arms A4 Carbine upper comes chambered in .350 Legend with a 16″ chrome moly 1/16 twist barrel. Additionally this upper includes a RRA 13″ M-Lok compatible lightweight free float rail and a RRA Operator Brake (1/2-36 thread). This is a complete upper with bolt carrier group, charging handle assembly and a 10 round magazine.
AR15 Uppers
RRA CMPLT CAR A4 UPR 350LGD 16″ 10RD
$736.00
RRA CMPLT CAR A4 UPR 350LGD 16″ 10RD
Availability: Only 1 left in stock
Rock River Arms
| Weight | 3.5 lbs |
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| Dimensions | 16 × 6 × 4 in |
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