Discover the ultimate collection of high-performance steel chainrings designed for Bosch E-Bike motors and Shimano shifting systems. Crafted from durable, high-quality steel, these precision-engineered chainrings offer reliable performance and longevity for your e-bike drivetrain. Available in various tooth counts36, 38, 40, and 42 teeththey cater to diverse riding styles and preferences, whether you’re optimizing for speed, torque, or efficiency. Each chainring features a 104mm BCD (Bolt Circle Diameter) with a spider mount for secure and easy installation using four bolts. These versatile, black-colored chainrings combine innovative engineering with sleek style, making them perfect for e-bike enthusiasts seeking enhanced power transfer, smooth shifting, and a streamlined look. Upgrade your bike’s performance with our premium, compatible accessories designed for modern e-mountain, commuter, and recreational bikesdelivering superior durability and precise component integration for an optimal riding experience.