BANDO（阪东）SPC(22.5x18)窄V带节距长度(mm)外周长(mm)2000203021202150224022702360239025002530265026802800283030003030315031803350338035503580375037804000403042504280450045304750478050005030节距长度(mm)外周长(mm)530053305600563060006030630063306700673071007130750075308000803085008530900090309500953010000100301060010630112001123011800118301250012530)