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Original equipment ceramic bearing pulleys for SRAM rear derailleurs. - Chain Compatibility: SRAM XX1

Original equipment rear derailleur pulleys for SRAM rear derailleurs. Fits X01, X01DH, X1, GX 1x11, NX, Force CX1, Force 1, Rival 1, Apex 1 Derailleurs. - Wide-narrow pulley tooth profile holds the chain better - Stainless steel sealed cartridge bearings

Power Links provide tool free chain assembly. - 8-speed width: 7.1mm - 9-speed width: 6.8mm - Chain Compatibility: SRAM - Reusable: Yes

- From a long line of tough, light-weight chain engineering from SRAM - Chain connector type: PowerLock - For Use with SRAM 12-Speed Road Chains Only - No tools necessary to install - Chain connector qty/packaging: 4

These are the correct connecting links for SRAM's 12-speed Eagle chains. They are great for installing new chains and fixing chains on the road and trail, too. They come in a four pack, for use with four chains.

Power links provide tool free chain assembly. - Chain Compatibility: SRAM - Reusable: No