This bike crank set is made of aluminum alloy for strength and reliability. It makes ride more efficiently, professional bike replacement for folding bikes.

Features:
1. GREAT CRANKSET SET FOR EFFICIENT CYCLING: This bike crank set makes ride more efficiently, professional bike replacement for folding bikes.
2. DETAILED SPECIFICATION: 170mm crank arm length, 5 bolts fixing. Bolt circle diameter (BCD): 130mm, fits on all speed road bikes.
3. PREMIUN MATERIAL MADE: The bike crankset set is made of aluminum alloy for strength and reliability.
4. ESSENTIAL BIKE ACCESSORY AND REPLACEMENT: Bike crankset set is a perfect refit accessories for your road bike!
5. GUARANTEE: If you are not satisfied with our product you received, you can send emails to us at any time. We will reply you instantly and help you solve your problem.

Specification:
Brand name: Meijun
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. 738-757g

Package List:
1 * Crankset
2 * Crank (bikes and other items are not included)