SRAM Force E1 Flattop Chain Lighter and Stronger If you're using a new SRAM 12 or 13-speed drivetrain, chances are you'll need a SRAM Flattop chain. The SRAM Force E1 Flattop Chain is lighter, stronger, and even more durable. Flattop technology creates a quieter, longer-lasting chain for long rides and countless shifts. The Force chain is compatible with 12-speed road and 13-speed gravel cassettes. Hard chrome-plated inner link plates and rollers for reduced wear and prolonged life. This chain includes a Flattop Power Lock. Features Flattop technology allows for a narrower chain with quieter operation and increased strength and durability Hard chrome-plated inner link plates and rollers for reduced wear and prolonged life Cut-outs in the inner and outer link plates for weight reductions Compatible with 12-speed road and 13-speed XPLR AXS dropbar groupsets SPECIFICATIONSSpeeds12-Speed Road, 13-Speed XPLR AXSChain Length114, 126 Links Chain Connector Power Lock D1Inner Link Finish Chrome Hardened, Chrome Plated, PVDOuter Link Finish Nickel, PVDPin Type Solid Pin Intended Use Road, Gravel Weight N/A | Sram | Force E1 Flattop Chain 126Links With Powerlock - 12/13 Speed