The ST Stopper Cylinders are tailored to halt moving parts or chucks. They operate in 2 ÷ 10 bar working pressure and in temperatures 0 ÷ +80 °C with dry air. They have an aluminum body and slots specially meant for magnetic sensors. They can also be purchased in bores ranging from Ø 20-32-50-80. Moreover, the unit includes the IS0 21287 and UNITOP executions with smooth rod and roller.