,ISO6431 pneumatic cylinder kits include front cap, end cap,seals, piston, nuts. Bore size from 32 to 125mm. Quality guarantee ISO6431,DNCDNC FESTO equivalents ISO6431 VDMA24562Piston designed into 1 pieceOld air cushion designWithout rubber cushion designDiameter= 32, 40, 50, 63, 80, 100, 125mm Cylinder Kits-ISO6431 Cylinder Kits