156 - Half a tank, but a whole of a problem

When I began to build my ForgeWorld Bombard, I quickly realised that I had a whole Leman Russ kit to work with. The Bombard only needs the side parts and tracks from this as the rest of the tank is nice solid resin. So I've got part of a Leman Russ and a bit of a problem. I've started to build the rest of the tank as I've got the main hull, sponson weapons, turret weapons and accessories but