instance_of ruger mk iii
The Ruger MK II is a rimfire ___MASK88___ - action semi - automatic pistol chambered in . 22 Long Rifle and manufactured by Sturm , Ruger & ___MASK87___ . Ruger rimfire pistols are some of the most popular handguns made , with over three million sold . A ___MASK27___ is a type of ___MASK75___ . In some usage , the term " ___MASK27___ " refers to a subset of handguns : those with a chamber integral with the barrel . In other usage , the term is interchangeable with " ___MASK75___ ". A semi - automatic ___MASK27___ is a type of ___MASK27___ that is semiautomatic , meaning it uses the energy of the fired cartridge to ___MASK20___ the action of the firearm and advance the next available cartridge into position for firing . One cartridge is fired each time the trigger of a semi - automatic ___MASK27___ is pulled ; the ___MASK27___ ' s " disconnector " ensures this behavior . A ___MASK75___ is a firearm designed to be handheld , in either one or both hands . This characteristic differentiates handguns as a general class of firearms from long guns such as rifles and shotguns ( which usually can be braced against the shoulder ). The Ruger Mark III is a . 22 long ___MASK60___ semi - automatic ___MASK27___ manufactured by Sturm , Ruger & ___MASK87___ . It is the successor to the Ruger MK II , and includes several new features . The . 22 Long ___MASK60___ rimfire ( ___MASK36___ designation : 5 . 6 × 15mmR ) cartridge is a long - established ___MASK16___ of ammunition , and in terms of units sold is still by far the most common in the world today .