cylinder for door lock case. two-side keys cylinder, one side key cylinder, 40/40 ... , 50/50 cylinder. Casement Cylinder, 91422519LT for casement door lock case.Main Material: Copper. (Zn alloy, Al alloy alternative)Length: 40 ... , PU Foam, glass glue, cleaner, Aluminum rail, brush seal, gasket seal, fasten bolts, pneumatic tools, electric tool, welder, etc. Cylinder for PVC ...