Guy Ant tractor towing 18/25 Pdr MkV split trail Field Gun and Caisson as a set. Guy Ant tractor comes BUILT & READY. MkV split trail gun new master by Tom Lobley, new master gun with few pieces. Comes with the gun turning platform. The caisson comes Built & Ready just decide doors open or closed? All gun & Caisson parts made from quality and sturdy white metal castings. Used extensively in the interwar and early war periods in France/Belgium, Norway, Greece, North Africa, East Africa and the Far East. Newly mastered crew available separately. Newly mastered Caisson available separately.