We've recently released the British Challenger II MBT .

3 different variants are available:
Europe - Standard Challenger II
ERA - with ERA on the hull
Desert - with ERA and sand skirts on the hull

6mm is £1.15
12mm is £4.40
15mm is £8.80
20mm is £16.50
28mm is £34.00

The models are available in most scales.
Everything is 3D printed to order.