a) Made from engineering plastic nylon PA.
b) No need to install a staight interlock value, can be isolated pneumatic power with lower cost and more convenient.
c) Hole in the center of the device allows permanent storage on the air hose and a loop on the side can be used to hang the hose and lockout device.
d) Can be equipped with padlocks, lock shackle diameter of 6.4mm or 7.1mm.
e) Fire12, 13, 16mm screwed joints.