Material: The bike rotating crank made of premium aluminium alloy, sturdy and durable,High strength, high hardness, deformation resistance, durable for long time use.
Spindle Interface Type: Diamond Square Hole, please check if the orientation of your right crank is diamond Square.
Size: Hole spacing length:170mm(Please make sure it is the same as your original); total length:207mm.
Universal bike crank puller: Design to remove or install square taper crank, it easy to use and is ideal for any home bike mechanic.
Note: If you have replaced the crank once, then you need to replace the bottom bracket when you update the crank again, because the life of the general bottom bracket is only 2 times.