- Compatible with most 110/130 BCD cranks; ensure your crank specifications match before purchasing. - Constructed from durable aluminum alloy, this narrow wide chainring features a unique design that effectively prevents the chain from falling off under strong forces. - Available sizes: 110/130 BCD; tooth options: 36T, 38T, 40T, 42T, 44T, 46T, 48T, 50T, 52T, 54T, 56T, 58T, 60T. - Designed with an emphasis on safety and efficiency, the integrated machining ensures high strength and optimal performance during time trials. The varying tooth shapes provide enhanced chain retention and smoother operation. Use Cases: 1. Ideal for competitive cyclists looking to improve their time on race days, ensuring reliable chain engagement and reducing the risk of chain drop. 2. Perfect for mountain biking enthusiasts navigating rough terrains, where chain security is crucial for maintaining momentum and performance. 3. Suitable for daily commuting or fitness cycling, providing a dependable and efficient drive system for varied riding conditions.