SRAM POWERLOCK LINK FOR 12 SPEED CHAIN QUICK CHAIN LINKS FOR FASTER MAINTENANCE Don't let yourself be frustrated by cumbersome chain pins. SRAM Powerlock links provide tool-free chain assembly, and can make trailside chain repair a snap | literally. Pick up one of these 4-packs so you can use one on your current chain, and still have some spares for your pack or toolbox. This version fits all 12 speed SRAM chains. Features Chain Compatibility: SRAM 12 speed chains Manufacturer Part Number:00. 2518. 027. 003 Sold as a pack of 4 complete Power Lock links so you can carry spare links on the trail | Sram | Eagle Powerlock Link For 12-Speed Chain | Rainbow | 4 Pack