RA-Tech WE AR GBB Steel Bolt Carrier
OptimusPrime
13 Aug 2015
Another Steel Bolt Carrier from RA-Tech, this time this is made as an upgrade part for the WE Airsofr AR Gas Blowback Series... "RA-TECH release a new steel bolt carrier for WE AR series. We also introduce the new steel nozzle guide in this video. You can also choose the bolt carrier, or the whole set, including bolt carrier, aluminum nozzle and NPAS system."