The Mark IV Hunter features a simple, one-button takedown for quick and easy field-stripping. Features a lightweight, ventilated, aerospace-grade aluminum receiver and a fluted, bull, stainless steel barrel; contoured ejection port; an adjustable rear sight and a drilled and tapped receiver for Weaver style or Picatinny rail mounting of optics; ambidextrous manual safety can be converted to left-side only with included washer; conveniently located push-button magazine release on the left side of the frame; Includes two magazines.
| Model | Mark IV Hunter |
| Type | Pistol |
| Caliber | .22LR |
| Barrel Length | 6.9" |
| Manufacturer | Ruger |
| Capacity | 10 Rounds |
| Manufacturer number | 40118 |