Description <br> Description: <br> 【Premium Material】: The bicycle crank arm set is made of premium iron, high strength, and deformation resistance, sturdy for long time use. <br> 【Great Workmanship】: This bike crankset adopts great manufacturing process with fine polish and great paint, which has stable performance and stylish appearance and can add a unique look to your bicycle. <br> 【Standard Precision】: The bicycle crankset is perfectly mid motor conversion kits, ensure ultimate chain retention, increase service life, and reduces friction and noise. <br> 【Easy to Install】: The left right hand crank arms are lightweight and small size, and has standard precision cutting of hole, which ensures great fit for bike, easy to install and use. <br> 【Wide Application】: This crank arm set is suitable for road bike, mountain bike, folding bike, fixed gear bicycle, etc. Pay attention to the shape of the inner hole of the crank. <br> Specification: <br> Material: Iron <br> Size Chart: <br> 17cm/6.69inch <br> Package Includes: <br> 1 Pair of Crank Arms <br> Note: <br> Please allow slightly errors 1-2cm differences due to manual measurement. <br>