PowerLock Chain Connector 12-speed (Bulk 50pcs) D1.FEATURES:-SRAM chain engineers developed PowerLock® as a tool free, sure and consistent way to connect our 10-speed chains.While it does not require special tools for install, the especially tight tolerances of 10-speed drive trains mandated that each PowerLock® is good for a one-time application only.- Compat - Speed (CN):10s.- Chain connector type:PowerLock.- Color - Chain connector:Black.- Chain connector finish:Black Oxide.SPECIFICATIONS:-Color:silver.-Packing unit:50 pcs.-Gears:12/13-fach.-Areas of application:MTB.-Areas of application:Road.-Areas of application:Gravel.-Areas of application:Urban.