X10 x1093 silvergrey chain 10 speed a popular 10 speed chain that is non directional and so can be used with both road and mountain bikes kmc chains are widely regarded as being one of the strongest in the industry 10speed shimano and campagnolo compatible 12 x 11128 pin length 588mm silver 10speed complete with missing link enhanced durability with unique sp strechproof treatment the durability has been effectively enhanced by reducing the attrition between inner plates and pin