The sram x1 pc powerlock 11 speed chain 118 link has been evolved from a long line of sram chains resulting in a chain that is well made and has unparalleled strength and durability this sram chain has been designed with sramrsquos reliable xx1 geometry and features a solid pin construction and 11 speed powerlock the latest innovations in chain mechanics produced by sram have all been incorporated into the production of the sram x1 pc powerlock 11 speed chain 118 link as a result this chain