Rock River

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Rock River Arms R4 Stock Wrench  (k)
Rock River Arms Tactical Carbine Stock Wrench for mil-spec castle nuts. Rubberized handle provides non-slip grip. Made of steel. Fits mil-spec castle nutsRubber gripSteel construction
Rock River Arms Complete Bolt Carrier Group Black (k)
Rock River Arms bolt carrier group for AR-15. Full auto BCG that functions in semi-auto variants with increased reliability. Functions in standard ARs, not just Rock River Arms. Fits auto or...
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