GENERAL SPECIFICATIONS (HEAT M344A1) This product is provided in two types as HEAT and HEAP. The HEAT type is applied against tanks and armour vehicles. It is fired with Recoilless Rifles M40 or M40A1. The base of the projectile of the HEAT type contains the PIBD M509A1 fuze and the fin assembly. The cartridge case has a steel perforated body and contains the propellant charge fitted with a percussion primer at the base. General Specifications (RR - HEAP) This product is provided in two types as HEAT and HEAP. The HEAP type is applied against enemy’s personnel. It is fired with Recoilless Rifles M40 or M40A1. The base of the projectile contains the PD M121A fuze and the fin assembly. The cartridge case has a steel perforated body and contains the propellant charge and fitted with a percussion primer at the base.