Stevens gallery and target cartridge. Designation denotes .22 caliber, 15 grains powder, 60 grain bullet. Used in Stevens Ideal single-shot rifles.
Type: Rifle
Introduced: 1888, United States
Parent case: None
Standardization: Obsolete / Non-standard
Bullet diameter: 0.224" (5.69 mm)
Max pressure: 18,000 PSI
Rim type: Rimmed
Primer: Large Rifle
Typical twist rate: 1:14
Muzzle velocity: 900–1000 fps
Muzzle energy: 108–133 ft-lbs
Effective range: 200 yd
Common bullet weights: 60 gr
Primary use: target
Production status: Obsolete
Also known as: 22-15-60 · .22 Stevens Gallery
History: A Stevens Arms single-shot gallery cartridge from the late 19th century. Named for its three key specifications: .22 caliber, 15 grains of powder, 60-grain bullet. Used in Stevens single-shot target rifles for close-range practice. Completely obsolete after .22 LR became dominant.