Crankset, Single Speed Crankset Mountain Bike Aluminum Alloy Hollow Integral Mountain Bike Crankset Arm Speed Fixed Gear,Easy to Modify Single Crank Set(Black)

Features: Ride more efficiently with this bike crankset, suitable for folding bikes. Aluminum alloy for strength and reliability. 170mm crank arm length, 5 bolts fixing. Bolt circle diameter (BCD): 130mm, fits on all speed road bikes. Perfect refit accessories for your road bike! Specification: Option: black + red 45T, black 45T, black + red 47T, black 47T Product material: aluminum alloy Application: folding bike Arm length: 170mm / 6.7in Dimension: approx. 28*19.5cm / 11*7.7in (crankset), 20.5*3.3cm / 8.1*1.3in (crank) Item weight: approx. 738-757gPlease note that the product does not contain screws Package List: 1 * Crankset 2 * Crank (bikes and other items are not included)

• More Pleasant Riding: Drive more efficiently with this set of bicycle cranks, suitable for folding bicycles. Help driving save more labor and be more efficient
• Deformation Resistance: Aluminum alloy for maximum strength and reliability. Standard machining, which ensures that the gears occlude perfectly, increases the service life and reduces friction and noise
• Assembly: Length of the crank arm 170 mm, 5 fixing screws
• Bolt Circle Diameter (BCD): 130mm, fits all speed road bikes
• Suitable for Your Bike: Great accessory for bike lovers and DIY enthusiasts. Perfect accessories for your road bike!