ESCWC-02 SINGLE CHAINWHEEL JAPAN CUT TEETH: 28/32/36/40/44/46/48/52T STEEL CRANK: COTTERED 89/102/114/127/140/152/165/170MM
ECW-27 OPC CHAINWHEEL (BRAZIL) TEETH: 32/36/40T
ECW-29 OPC CHAINWHEEL TEETH: 36T
ECW-11 OPC CHAINWHEEL TEETH: 36/40/44/46T
ECW-08 OPC CHAINWHEEL TEETH: 28/32/36/40/44/46T
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