stainless steel piston cycle booster 1-3/16x24 ( 1.1875x24) thread kit for advanced for modular solvent trap fuel filter for napa 4003 wix 2

it made according to american standards, material upgrade, very popular in the american market. stainless steel has higher hardness and wear resistance than aluminum, stainless steel will not be corroded. the use of the booster assembly allows pistols to properly cycle when the weight of a suppressor is added to the end of the barrel. our booster threads are 1-3/16 x 24 , if you need to use with modular trap , you need 1.375x24 adapter ..syi