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RRA CMPLT MID A4 UPR 450BM 16" 5RD by United States Association of Gun Owners -

Product Description

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.

RRA CMPLT MID A4 UPR 450BM 16" 5RD

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$655.71
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Brand United States Association of Gun Owners
United States Association of Gun Owners

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