Crank: 104BCD Mountain bike crankset, made from ultralight aluminum alloy, very solid and easy assembly. The weight of the crank is only 550g. Crank arm length: 170mm
Chainring: Snail 30T narrow wide chainring, made of 7075 aluminum alloy, high quality, light weight and smoothly. The narrow wide design can prevent your chain from dropping. Chainring weight: 37.2g
Note: The crank and chainring are only fit single speed, cannot be used with other speed
Package includes: 1 x bike crankset, 1x 30T bike chainring, 4 x chainring bolts
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