SRAM APEX 12-Speed Flattop Chain w/Powerlock Trickle-down tech with long-lasting durability The SRAM Apex 12-Speed Flattop Chain is a breakthrough in chain technology, providing durable, lightweight performance with accurate shifting for SRAM 12-speed Flattop road drivetrains. This chain features a Flattop design, which reduces weight and increases durability, while offering precise shifting throughout the 12-speed gear range, with a polished grey inner and outer link surface for robust corrosion resistance. A Power Lock connection ensures an easy and reliable chain connection, all without the need for tools. Compatible with X-Range drivetrains, this Apex chain uses much of the same technology found on the top-end SRAM Red and Force drivetrains, at a fraction of the cost. Features X-Range-compatible for a wide gear range and a smoother progression from gear to gear Flattop design for a lighter, more durable chain than the previous generations Power Lock included for reliable, tool-free chain installation Trickle-down technology from top-end SRAM Red and Force chains SPECIFICATIONSSpeeds12-Speed Chain Length120 Links Chain Connector Power Lock 12-speed Inner Link Finish Polished Outer Link Finish Polished Pin Type Solid Pin Intended Use Road, Gravel | Rockshox | Sram Apex 12 Speed Flattop Chain W/powerlock 120 Links