Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 12 in RA-RUC-PRO-MK1-RS-12-PU

$750.00
by Rainier Arms
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Rainier Arms Ruc Pro Mk2 5.56 Nato Partial Upper Receiver Black 12 in RA-RUC-PRO-MK1-RS-12-PU. Bringing the highest quality parts to the market while offering the best value as well. This partial upper utilizes a Rainier Arms Low Pro nonadjustable...

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