Charter Arms Pathfinder, Revolver, 22LR, 4.2 Barrel, Aluminum, Anodized Finish, Silver, Rubber Grips, Adjustable Sights, 8 Rounds 72242 Charter's versatile Pathfinder, available in 22 LR, is a great introductory revolver for the novice shooter or anyone who needs a low recoil revolver. It has the look, feel and weight of a higher-caliber revolver, allowing you to gain proficiency while using relatively inexpensive .22 ammo.