Aluminum alloy tube 2014,2017 8mm, 10mm 15mm.acorrding to customer requires Length:6",12".18",22" anodized sliver, 2014 2014 and 2017 Aluminum tube8mm, 10mm 15mm.acorrding to customer requiresLength:6",12".18",22"Tolerance :+/-0.15Standard : ASTM anodized sliver, black.Tooling lead time:10 daysMass order lead time: 30 days-60 days 2014 aluminum extrusion