... Nickel.Bearance: Less than 30kg/2pcsWindow handle, door handles, window hinge, door hinges, friction stay, wind supporter, espagnolette bolt ... door bolts, PU Foam, glass glue, cleaner, Aluminum rail, brush seal, gasket seal, fasten bolts, pneumatic tools, electric tool, ... welder, etc. Window Roller 91020025, door roller, roller, sliding roller