Clarks ptfe 8 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 features c8 tp 8 speed bicycle chain 12x332 ptfe coating gives added protection to the chain even after considerable and prolonged use compatible with various and hybrid derailleur systems