... 25 32mm. TN Double shaft cylinder, TN Attach, magnet type,Stroke: 0--150mm (refer to standard stroke);Boresize: 10 16 20 25 ... so that we can give you quotation quickly, including bore, stroke, diameter of piston rod, mounting type, mounting distance....You ... more exactly....If you are interested in any our pneumatic components, please feel free to contact us. Tn Double Shaft Cylinder Pneumatic Cylinder