To be had in 2 Spindle Interface Mode：Diamond Interface and Square Interface.
Hole spacing length:170mm; total length:210mm;
Subject matter: top quality Aluminum alloy ;
Note: Please check the interface of your right crank arm is square or diamond. Keep both left and right arms have the similar hole;Some GYM bikes is probably not To be had, please ensure the length and connection port;
When you’ve got questions,please be happy contact us and we will be able to get back to you inside 12 hours.