32-20 Ammo|32-20 Winchester Ammo 2024|HSM  32-20 WCF Ammo In Stock|HSM Cowboy Action 32-20 Ammo|Winchester Super-X Ammunition 32-20 WCF

The .32-20 Winchester, also known as .32 WCF (Winchester center fire), was the first small-game lever-action cartridge that Winchester produced.^[3] It was initially introduced as a black powder cartridge in 1882 for small game, varmint hunting, and deer. Colt produced a single-action revolver chambered for this cartridge a few years later.

The name .32-20 refers to the 32 caliber bullet of .312-inch diameter (7.9 mm) and standard black-powder charge of 20 grains (1.3 g).