da-8m1056- 同步皮带8m带- 双面现货10721080da8m1040同步- 8m齿

橡胶同步带8M-1008/1016/1024/1032/1040/1048/10561064/10721080

两面同步带1040S8MD1056S8MD1064S8MD10721080S8M1088S8M压板皮带