Sig Sauer Complete MCX Rattler Upper Assembly .300 Blackout 5" Barrel
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$1,836.88
product code:UAMCX-5B-300-BLK-TAP
UPC:798681587735
Brand:Sig Sauer
availability:Currently out of Stock
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Complete 5.5" upper assembly kit for your MCX Rattler in 300BLK.
Convert any MIL-SPEC AR Lower into a MCX Rattler. Complete with upper assembly lower receiver stock adapter kit side folding AR buffer tube knuckler and match duo trigger kit.
