.38 Rimfire. 7.5" barrel length. SN: 40597. Blued metal finish with brass triggerguard, two piece walnut grips, and octagonal barrel. Single-action six-shot loading gate revolver conversion of Remington New Model Navy revolver. The barrel shows a weak patent and address mark in three lines reading PATENTED SEPT. 14, 1858/E. REMINGTON & SONS, ILION, NEW YORK U.S.A./NEW-MODEL. Item features the loading lever cut to retain the ejector rod, and features the conversion plate with loading gate. The barrel and frame show matching serial numbers with assembly number 648 appearing on the grips and aforementioned parts.