 Originally the M28 was fired from Mecar's proprietary T119 (M1 Garand) and T120 (M1 Carbine) launchers.The T119 was soon replaced by the improved M7A3 launcher (M1 Garand) from September 1952 onwards.The M28 was eventually replaced in US military service by the M31 HEAT rifle grenade and later by the M72 LAW rocket.