M4A4 Sherman Tank Crab Mk IISherman tanks with this British mine clearing system served the IDF during the 1950s. The system included 43 heavy flails connected to a drum. As the drum rotated, the chains hit the ground in front of the tank and exploded any mines. The Mark II had a contouring device to improve results when used on rough ground. |
 The British developed the in 1943 and used the Sherman Crab Mark I during the D-Day landings on the Normandy beaches. |
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