.22 LR./.22 Magnum. 5.5" barrel length. SN: 20-30110. Blued metal finish with polished hammer flanks mounting two piece Ruger medallion walnut grips and mounting drift adjustable rear notch and matted front blade sights. Single action six-shot loading gate revolver featuring spring loaded ejector rod housing and completed without the later transfer bar safety mechanism. Left frame is marked RUGER .22 CAL/SINGLE-SIX with the top of the barrel marked with two-line address reading STURM, RUGER & CO., INC./SOUTHPORT CONN., U.S.A. Comes in a matching black cardboard box with the serial number marked in grease pen. Included in the case are the owner's manual, and the .22 Magnum cylinder in cardboard box with red wool felt bag. Both cylinders are scratched with the last three digits of the serial number.