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Assembly of A6061-T6 piston head , polymer piston, piston rack(M90-M110)/(M120+).



*Warning: M90-M110 Only fit for M90-M110 spring. higher spring will jeopardize the rack please choose M120+

 

 

Best recommendation use on HAO advance one-piece cylinder with minor tolerance and best air-tight! Competible with Systema OEM cylinder. Other third-party cylinder don't recommend.

Piston Assembly

SKU: O11
$70.00Price