.44 iron bow leg mould with iron sprue cutter, for the Colt Model 1860 Army percussion revolvers, from 1860 until the end of production. Bowleg mould, stamped “COLT’S / PATENT” with an apostrophe, on the top face of the blued sprue-cutter, close to the hinge. The two cavities, are for a round ball, nearest the hinge pin and a pointed conical with a heel base and a narrow grease groove. The groove helps facilitate loading into the cylinder chamber. The locating pin is on the right leg. This is a civilian model with “44H” stamped on the face of the right leg. It has an inspectors letter H, stamped on the right leg. This mould is correct for all .44 calibre Colt Model 1860 Army percussion revolvers. Blue finish.