Tiger 1 Ponderous Panzer - video tutorial and user's guide 

There is an easy solution. Could you please contact support they will assist you asap. Here is their email: support@metal-time.com

Hello again. We'd like to share here as well a few links with tips how to wind up power spring back: Link #1 ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-CbpVkEqRwRI.html Link #2 ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE--6PESTIW3N0.html We hope these examples of how to windup spring back are helpful. MT Support team.