There were several varieties of
106mm Ammunition for use with the 106mm Recoilless Rifle.
106mm HEAT (High Explosive, Anti-Tank)
106mm HEP-T (High Explosive, Plastic, Tracer)
106mm TP-T (inert Target Practice, Tracer)
106mm Dummy (for loading practice and drill)
The .50 calibre spotting rifle
used two types of ammunition