Upgrade your e-bike drivetrain with the e*thirteen e*spec Direct Mount Chainring. Engineered for electric mountain bikes, this chainring features the e*thirteen M3 narrow-wide tooth profile that delivers superior chain retention without adding unnecessary weight. The aluminum construction provides a significant weight savings over stock steel rings while maintaining the durability and stiffness demanded by high-torque e-bike motors. Available in direct mount configurations compatible with Bosch CX Gen4, Shimano EP8, E8000, and E7000, Brose, TQ HPR50 and CL55, and Fazua Ride 50 motor systems. Each chainring mounts directly to your e-bike motor spindle for a clean, reliable installation with no adapters required. Multiple tooth count options let you dial in the perfect gear ratio for your terrain and riding style, whether you prefer fast-spinning climbs or higher speed on the flats. The precision-machined teeth and tight tolerances ensure smooth, quiet chain engagement ride after ride. Backed by the e*thirteen 5-year manufacturer warranty and decades of mountain bike drivetrain expertise, the e*spec chainring is a proven upgrade for any e-MTB rider looking to reduce weight and improve shifting performance.