Ruger Mark 1 22 Long Rifle Semi-Auto Pistol. Includes custom-engineered counterbalance weight. Original counterbalance engineering plans, manuals, and box. Includes leather holster.

Caliber
22 Long Rifle
Action Type
Semi Automatic
Magazine Capacity
10 Rounds
Barrel Length
4.5 Inch
Type of Sights
Fixed with Rear Dovetail
Number of Magazines Included
1