Most of us still have a couple bikes kicking around with 9-speed drivetrains on them –after all, it’s really only been a handful of years since it was prevalent. If your chain has worn out, replace it with the SRAM PC971 Chain. Its chrome-hardened pins and bulged outer plates make it tough and long-lasting, and it comes with SRAM’s quick-connect PowerLink for easy installation. Mountain bike chain replaces worn-out chains for 9-speed drivetrains Nickel plating offers enhanced strength characteristics over timePolished inner-link finish ensures smooth functionality with low frictionPowerLink makes installation and maintenance a breeze ever timeStep2 riveting construction supplies durable, long-lasting performance Material(inner links) steel, (outter links) nickel-plated steelLinks114ConnectionPowerLinkCompatible Components9-speedIncludes1 masterlinkClaimed Weight10.5oz (298g)Manufacturer Warranty2 years