We've recently released the Swedish Stridsvagn 103 MBT or "S-Tank".
3 different variants are available:
Strv 103A - without a bull dozer blade
Strv 103B - with bull dozer blade
Strv 103C - with additional jerry can armour on the side
6mm is £1.15
12mm is £4.40
15mm is £6.60
20mm is £13.20
28mm is £25.50
The model is available in all scales.