Replacement Powerlock tool-free link for SRAM 10-speed chains. SRAM recommends breaking their 10-speed chain with a chain tool to push a pin out and NOT to break the chain at the powerlock link. When the chain is re-connected a 10-speed Powerlock link must be used. ONLY compatible with SRAM PC-1070 PC-1090 and PC-1090R chains. Black.