Meijun 2color Bike Crankset 170mm Bicycle Chainwheel Chain Ring Set 45T 47T

Features: Ride more efficiently with this bike crankset, suitable for folding bikes. Aluminum alloy for ultimate 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: Brand name: Meijun 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 757g Package List: 1 * Crankset 2 * Crank (bikes and other items are not included) . Note: Please note that the product does not contain screws.