The PC-X1 chain comes from a long line of dependable, lightweight chains that are built for toughness. Designed with SRAM&';s trusted XX1 geometry, the PC-X1 features solid pin construction, 11-speed PowerLockA(R) and smooth, efficient shifting that you can count on every time out. Designed with SRAM&';s trusted XX1 geometry Solid pin construction PowerLockA(R) connecting link SPECS TECHNOLOGY HIGHLIGHTS: X-SYNC(TM), PowerLockA(R) CLOSING LINK: PowerLockA(R) tool-less connecting link WEIGHT: 258g (114 links) RIVET TYPE: Solid pin RECOMMENDED GROUP: SRAM X1 COMPATIBILITY: 11-speed