The Merkava (Chariot) is an unusual MBT with an innovative design with specific attention to crew protection. To further this aim, the engine is located at the front of the tank and special attention has been given to increased frontal armour. The Mk IV features a new fire control system, removable modular armour and and V-shaped belly armour. Tank rounds are stored in individual fire-proof canisters and no rounds are stored in the turret. The Mk IV is also equipped with a larger 120mm main gun