Clarks c9 9 speed chainclarks range of chains are offered in a wide range of alternative designs and materials precision engineered and available for all systems and in all specifications whether its a single speed coloured chain for a bmx or an 11 speed self lubricating chain we have it covered standard offering exceptional value this range of chains have been developed with reliability and durability in mind features c9 9 speed bicycle chain 12x11128 compatible with various and h