The 14.5_114 mm (.57 Cal) is a heavy machine gun and anti-materiel rifle cartridge. The 14.5_114 mm has 42.53 ml (655 grains H2O) cartridge case capacity. The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt action rifles and machine guns alike, under extreme conditions.

It is suitable for the following weapons:

Anzio Rifle; Denel NTW-20; Gepard M-3; Gepard M-6; Istiglal IST-14.5; Mambi-1 AMR; PTRS-41 (Anti-tank Rifle); PTRD-41 (Anti-tank Rifle); Truvelo 14.5_114mm; Vidhwansak; Slostin Machine Gun (Heavy Variant); KPV Heavy Machine Gun; Type 02/QJG-02 Heavy Machine Gun; Chinese Type 56 & Type 58 Heavy Machine Guns; ZPU Anti-aircraft Guns; 2Kh35 Inserted Unified Self-loading Gun