For TM MWS Bolt Carrier	Super High Speed/ High Speed Cycling 	More Gas Efficacy*important * You must drill two 2.5mm hole to discharge gas, if u don't it will effect the efficacy!Materials: S45C Steel (QPQ) & SUS 304for TM MWS Only Installation<----Click Here         Sample Video <--- Click Here

T8 Bolt Carrier Hammer Assist for TM MWS

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