Mountain Bike Right Left Crank Arms Single Crank Ring Bottom Bracket Set 170MM 104BCD Aluminum 34T red
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Good replacement for your mountain bikes. Features: 104mm BCD. Aluminum alloy material for light weight and strong strength. 170mm length for crank arm.Compatible with 8 / 9 / 10 / 11 / 12 speed. Chainring with arrow&wide teeth increase chain retention and wear life,reduce friction and noise. Bottom bracket can be used with a bracket shell width of 68/73mm. Suitable for most mountain bikes. Specification: Color: Black / Red (optional) Chainring Teeth: 34T / 36T (optional) Crank Arm: Material: Aluminum alloy Compatible with: 8/9/10/11/12 speed BCD: 104mm Length: 170 mm / 6.7 in Axis outer diameter: 24 mm / 0.9 in Axis length: 118 mm / 4.6 in Weight: approx. 700 g / 24.7 oz (for a pair) Chainring: Chainring Teeth: 34T / 36T Diameter: (34T)14
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