9.28.52913 Hollow Aluminum Bar/Space aluminum bar Color: Silver Material: Al alloy Width: 6A/9A/12A Length:4m/pc 9.28.61913 Hollow Aluminum Bar for double glasses doors and windows1. Color: Silver2. ... Foam, glass glue, cleaner, Aluminum rail, brush seal, gasket seal, fasten bolts, pneumatic tools, electric tool, welder, etc. 9.28.61913 Hollow Aluminum Bar for double glasses doors and windows