Electric Bicycle crankset, Single 46T Steel Sprocket with Double Chain Cover, 170mm Aluminum Alloy arm, Suitable for Single and 6/7/8/9 Speed Electric Bicycles, Bicycles, Folding Bicycles
Special Features
1. **46T steel sprocket**: It uses high-strength steel, with accurate tooth shape, wear and impact resistance, and more efficient power transmission
2. **Lightweight double-wall plastic shield**: Anti-chain and chain protection, lighter weight, simple and beautiful appearance
3. **170mm aluminum alloy crank arm**: aviation-grade aluminum material, not rust, light weight, strong rigidity, and more labor-saving
4. **Widely compatible**: Suitable for single-speed and 6/7/8-speed electric bicycles, city cars, and folding cars, easy to install
5. **Only 0.85kg ultra-light package**: The vehicle has a weight loss of nearly 2 kilograms, faster speed, and lighter climbing
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