How to Tighten and Adjust the 2nd Version XF660 Fat Tire Ebike Handlebar Stem ?
Cyrusher via YouTube Go to Source Ask Questions in Cyrusher Ebike Owners Private Group: https://www.facebook.com/groups/2738752096142072 ———————————————————————————————————————— New XF660 1000Watt https://www.cyrusher.com/en/i/new-xf660-fat-tire-electric-bike-1000w-48v-13ah-hydraulic-brake?sid=FC5C8 Just open the Adjustable Handlebar Stem and Use 2 mm Allen Key Screw Driver to… How to Tighten and Adjust the 2nd Version XF660 Fat Tire Ebike Handlebar Stem ?