... .5 DIA:102MM STROKE:85mmClutch Booster Clutch Booster is an assembly used in Automobiles in the Clutch actuating mechanism. It is primarily ... truck parts manufacturer and exporter ,and our products: Clutch Booster and kits,air dryer,hand brake valve,foot brake ... valve,quick coupling valve for most vehicles, likes mercedes, volvo, scania, bpw, shannxi, faw,perkins,cummins, caterpillar,GM and trailer ...