We've recently released WW2 German remote controlled tracked mines. Goliath, Springer and Borgward B IV, as well as the Panzerjager Wanze rocket launcher.
Prices:
6mm from £0.85
12mm from £1.00
15mm from £1.50
20mm from £2.25
28mm from £4.75
The models are available in most scales.
Everything is 3D printed to order.