Aproximly 600 British Shermans were rebuilt to house the high velocity 17pdr (pounder) cannon. This were ready for action in June 1944. Called the Firefly it was the only Sherman that could attack a German Panther or Tiger tank. All types of M4's were used to house the 17pdr, but mostly it was a Sherman V. When the 17pdr was fitted it was designated with an extra 'C'. Sherman Vc Firefly from 3 Troop, A Squadron, Northamptonshire Yeomanry (Sherman 12) was credited with the Tiger I of Michael Wittmann, when it was put out of action on 8 August 1944. The same Firefly destroyed two other Tigers during the fighting around St. Aignan de Cramesnil in Normandy.
Sherman VC Firefly Paper Model