This Shimano derailliuer cable is PTFE coated for a significant reduction in friction. It has marked improvement over the standard cables offered without this coating and is the same as the cable originall supplied with Dura-Ace (except for 9000) and XTR shifters. It features wound stainless steel construction to resist stretching. Sold as individual, carded cables in the new Shimano blue and silver packaging. One cable end cap also included.