I really like to see hard surface stuff and this is really top notch dave!

I never realized the geared wheel was only in the front. In my mind I alway pictured one in the front and back. I really love mechnical design it's artistic to me!

I am sure it differs from tank to tank but I thought the bogie wheels were in sets of two kinda like this

https://www.scalehobbyist.com/images/...035020_0_l.jpg