SRAM Rival 12 Speed ChainOffering durability and precision on every mile, this 12 speed road bike chain combines a tough build with modern technology. It features a solid pin construction with a chrome-hardened pin treatment, which provides smooth and dependable shifting operation without sacrificing strength. SRAM has also equipped this model with a nickel inner and outer link finish, so riders can benefit from longer chain life. Beyond an incremental improvement, its Flattop technology also creates a lighter, quieter, stronger chain that's compatible with 1x and 2x AXS drivetrains. Ride far, long and fast: this chain can go the distance.- Flattop technology allows for a narrower chain with quieter operation and increased strength and durability- Use for both 1x and 2x eTap AXS- Includes Flattop PowerLockFeatures: Pin Treatment: Chrome Hardened Pin Variant: Solid Pin Inner Link Finish: Nickel Outer Link Finish: Nickel Use: Road Speed: 12 speed Chain Connector: Powerlock D1Buy SRAM Components from Chain Reaction Cycles, the World's Largest Online Bike Store.