The Germans dug wider trenches to thwart the new British Mk.IV tanks, so in 1917 trail modifications to improve trench crossing ability began.;The Tadpole tail extended the rear of the tank by about 9 feet. These trails were tried on both Mk.IV and Mk.V tanks. Angle iron cross-braces were fixed between the tails to improve rigidity. On one experimental version these provided support for a steel plate on which a forward-firing Stokes Mortar was placed

• EMHAR Tadpole WW1 Tank With Rear Mortar 1:35th

EMHAR Tadpole WW1 Tank With Rear Mortar 1:35thEMHAR