... 50/50 cylinder. Casement Cylinder, 91422519LT for casement door lock case.Main Material: Copper. (Zn alloy, ... .5/45.5 mm cylinderWindow handle, door handles, window hinge, door hinges, friction stay, wind supporter, ... espagnolette bolt, window lock, door locks, window bolt, door bolts, PU Foam, glass glue, cleaner, ... tool, welder, etc. Cylinder for PVC door and Aluminum door