Product information:
Color: Separate crank black, black crank 32T, black crank 34T, black crank 36T, separate crank Red, Red crank 32T, red crank 34T, crank 36T, separate crank purple, purple crank 32T, purple crank 34T, purple) crank 36T, single crank black central shaft, single crank red central shaft, single crank purple) central shaft
Size: 170mm
Material: Aluminum/steel alloy
Supported speed: 7-12
Compatible installation type: GXP
Weight: 77g aluminum alloy tooth plate;
Steel alloy tooth plate 179G;A pair of cranks 668G;
Material: aluminum alloy 6061-T6 shaft
Material: chromium molybdenum steel
Surface Treatment: anodic oxidation
Chain Ring specification: 32T/34t/36T/38t
Pedal thread specification: M14
Support axis width: 68 ~ 73mm
Axis outer diameter: 24mm
Leg length: 170mm
Shaft length: 118mm
Compatible with: SHIMANO, SRAM, mensah, LTWo0. microshift

Features: 

1. Aluminum alloy integral forging.
2. Compatible with 7-13 speed.
3. Shaft chrome molybdenum steel, high strength, high temperature resistance, corrosion resistance, light weight.
4. Laser surface treatment, no fading.
5.3D forging process, integral molding.

Packing list:
Alloy bicycle accessories *1set

Product Image: