... profile Material:6063,6061,T5,T6 Mill finish,anodized,powder coated Cut,punch,drill ISO9001,SGS,ROHS aluminium extrusion bicycle rim profile 1. Material ... alloy bars: ranging from 1000 series to 7000 series, normal material such as 6063,6005,6061,6060, special materials such as ... . OEM service available, customized design available aluminium extrusion bicycle rim profile