Made of high-strength aluminum alloy with smooth surface, it is durable, easy to operate and not hurt your hand.
With chromium-molybdenum steel shaft, which has high strength, good toughness, high temperature resistance, corrosion resistance and impact resistance.
The positive and negative tooth design of the chainring prevents the chain from falling, suitable for 8/9/10/11/12 speed mountain bikes.
Crank Length: 170mm, Chain Ring BCD: 104mm. Easy to install and remove.
Material: Aluminum Alloy + Chromium-Molybdenum Steel
Chainring Teeth: 32T/ 34T/ 36T/ 38T(optional)
Crank Length: 170mm
Speed: 8 9 10 11 12 Speed
Item Weight: 692g/ 24.4oz
Package Size: 246 * 188 * 55mm/ 9.7 * 7.4 * 2.2in
Package Weight: 800g/ 28.2oz
1 * Crank
1 * Chain Ring
1 * Bottom Bracket
1 * Screw Bolt Set