CYSKY Bike Chainring 104 BCD 30T to 52T Narrow Wide Single Speed Chainring with Sprocket Bolts for 1x Set-up Road Bike Mountain Bike BMX MTB Gravel Ebike (Red, 46T)

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• Parameters: Bolt Circle Diameter (acronym BCD): 104mm, Shape: Round, Suit for 1x set-up, Various Sizes Available from 30T 32T 34T 36T 38T 40T 42T 44T 46T 48T 50T 52T to perfectly match the gearing needs of your mountain, road, bmx or e-bike 8, 9, 10, 11 or 12 speed drivetrains.
• Material: Made of High quality Anodic oxidation 7075 T6 aluminium alloy,aerospace grade strength.Stiff 4mm plate thickness to ensure no flexing.
• CNC Precision Process: precision machining and anodic oxidation electroplating, keep chain ring smooth surface, bright color, not faded and corrosion resistance.
• Narrow Wide Tooth Design: The narrow wide tooth design increasing the contact area with the chain greatly, so that each of the teeth can be fully inserted into the chain,ensures ultimate chain retention,increases wear life,and reduces friction and noise, Stop dropped chains.
• Compatible Model: 104BCD Narrow Wide Chainring Suitable for Shimano M391 M430 M590 M610 M615 M610 M670 M675 M770 M780 M785 M980 M640 M820, and Prowheel, IXF 104BCD crankset. Please determine your crank BCD specification carefully before buying

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