Chainring Direct Mounted Mountain Bike 5 Screws Round Chainring 110BCD/130BCD Narrow Wide Chainring for Bikes Crankset Features: Bike narrow wide chainring is made of aluminium alloy, designed with positive and negative teeth to prevent the chain from falling, strong and durable. Safe and efficient design: Machined as an integrated unit, high strength for safe and reliable performance, suitable for long-term cycling. Optimized tooth profile with extended support allows smoother chain engagement. Size/BCD: 110BCD/130BCD; Tooth Count: 36T, 38T, 40T, 42T, 44T, 46T, 48T, 50T, 52T, 54T, 56T, 58T, 60T. Teeth are precisely machined to work seamlessly with both inner and outer chain links, ensuring smooth operation, reduced friction, and lower noise. This bike chainring is compatible with most 110BCD and 130BCD cranksets. Please verify your crank's BCD and required tooth count before purchasing. Specifications: Material: Aluminum Alloy Color: As shown in picture Package Weight: approx. 110g Size: approx. 30cm / 11.81in Package Includes: 1 x Bike Chainring Note: Please allow 1-2cm error due to manual measurement. Due to differences in monitor displays, the actual color may vary slightly from the image. Thank you!