Rock River Arms
Rock River Arms LAR-15M 450 Bushmaster Mid A4 Complete Upper, Stainless Steel - 450B0461
SKU: 450B0461UPC: 842834124138
$667.00
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This Rock River Arms complete upper receiver assembly is chambered in 450 Bushmaster and features a 16" heavy stainless steel barrel with a 1:24" twist rate. It includes a 13" M-LOK handguard with black finish and is compatible with AR-15 platforms, ready for assembly onto a compatible lower receiver.
