Dolvitrny CNC Aluminum Alloy Chainring for Mountain Bike, 104BCD 40T 42T

Details

• 104BCD Standard Compatibility: Designed to fit most cranksets with 104mm bolt diameter, enabling straightforward replacement and smooth power transfer for road, , and bikes.
• Narrow-Wide Tooth Profile: Alternating narrow and wide teeth securely the chain 7-11 speed drivetrains, minimizing lateral movement and reducing the risk of chain drop during aggressive shifts or rough terrain.
• CNC-Machined Aluminum Construction: Precision-cut from lightweight aluminum alloy and finished with LONGLASTING black anodization for enhanced resistance and long-term performance under varied riding conditions.
• Two Tooth Count Options: Choose between 40T for balanced and climbing efficiency or 42T for higher top-end speed-both sized to match common and cycling gear ratios.
• Optimized for Performance Riding: Engineered for riders seeking reliable drivetrain upgrades, including commuters, fitness cyclists, and enthusiasts who demand consistent chain retention and responsive pedaling.