Shimano or KMC Z8 compatible Bike Chain 6 - 12 - 18 - 21 - 24 Speed Cycle

Half Silver half brown in colour. 21 speed (7x3). 18 speed (6x3). 16 speed (8x2). 12 speed (6x2). 5 speed (5x1). 15 speed (5x3). 6 speed (6x1).

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