... is specialized in producing "ciguang"industrial rubber synchronous belts,multi-wedge belts,flat belts,automobile synchronous belts,conveying belt and pulleys ... goods with various specifications.Here is the available type for your reference:MXL,XL,L,H,XH,T5, ... steel,cast iron,aluminum alloy,zinc alloy,plastic,nylon,etcT type timing belt pulley for power transmission.Material for synchronous ...