A rifle with a bore which measures in the vicinity of .22 inches. Typically, "22" is used in reference to the rimfire cartridges, while centerfire cartridges will be described by their full designation (e.g., .223 Remington, .222 Remington, .204 Ruger, etc.).
a .22 caliber
The standard caliber of a biathlon rifle is .22.
A rifle that shoots a .22 caliber bullet.
value of a model 49 ithaca 22 caliber rifle
No
air rifle
Stevens.
18
Unknown.
A JC Higgins .22 caliber rifle, model 103.229 is about 55 years old as of 2014.
1968. They also made a .22 rifle that used a special caseless .22 cartridge.
A 22 caliber rifle is a firearm and a BB gun is an air gun (Not a firearm) Now if you are asking about a .22 caliber air gun then the difference is in the size of the projectile. A BB is a hard round .175 caliber ball. The .22 caliber is a larger size pellet.