Mountain Bike Right Left Square Crank Arms with Bolts 170MM 104 BCD Aluminum Alloy MTB Bicycle Crankset for 8 9 10 11

Feature: 1. 104mm BCD. 2. 170mm length for crank arm. 3. Square tapered crank arms. 4. Compatible with 8 9 10 11 speed. 5. Aluminum alloy material for light weight and strong strength. 6. Suitable for most mountain bikes. Specification: Good replacement for your mountain bikes. Features: 104mm BCD. 170mm length for crank arm. Squre tapered crank arms. Compatible with 8 9 10 11 speed. Aluminum alloy material for light weight and strong strength. Suitable for most mountain bikes. Specification: Model: 2pcs Crank Arms 2pcs Crank Arms& 1pc Chainring (optional) Color: Black Red (optional) Chainring Teeth: 34T 36T (optional) Crank Arm: Material: Aluminum alloy Compatible: 8 9 10 11 speed Fits pedal size: 9 16" BCD: 104mm Length: 170mm Weight: approx. 510 g 18.0 oz (for a pair) Package List: 1* Right Crank 1* Left Crank Arm 4* Pair of Bolt Package List: 1* Right Crank 1* Left Crank Arm 4* Pair of Bolt