The sram pc951 9 speed chain 114 links is one of their most economical 9 speed powerchain iirsquos and each of its links is extremely strong and incredibly precise to give you the high quality shifting performance you need the chain features strong chrome hardened rivet pins for increased durability grey coloured plates and their powerlink ldquono weakest linkrdquo closing system this sram chain increases front and load shifting performance without sacrificing rear shifting precision