This is a RARE item, only 360 of these were made and the fall in the serial number range 18,240-18,600. This one is serial number 18,380 and the barrel and cylinder have the last two digits 80 on them. This is a silver plated iron frame and retains over 90% barrel and frame silver plate. The cylinder retains about 85% silver plate. The mechanical function is very good and tight. The bore is very good with only a tiny bit of frosting in the grooves. This has a 2” barrel and does have the loading groove on the right frame side.