Exercise equipment parts 152mm bike crank - Left and right set for indoor cycling bikesMade of high-quality iron, and long service life<br> The distance between the two holes is 152mm/5.98inch, the total length is 180mm/7.1inch<br> Suitable for exercise bikes and magnetic bikes<br> Divided into left and right, please pay attention when installing<br> Product Name: Exercise Bike Crank Arm<br> Size: .<br> Hole spacing: 152mm/5.98inch<br> Total length: 180mm/7.1inch<br> Square hole: 13x13mm<br> Color:Black<br> Weight: about 800g<br> Material:iron<br> Package Contents:<br> 2 x Exercise Bike Crank tool<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.