Reproduction 1911 front sights, that were included on several early variants of the 1911. Bringing their expertise in refinishing original 1911 pistols, Turnbull Manufacturing is now creating replacement parts for these classic firearms. Reproduction front sights are available as a round, or square style post. The older, round post was used on Colt 1911 pistols from serial numbers 1 to 700,000 (circa 1919). Between serial numbers 701,000 to 893,000, the front sights were modified to the square style, for a more secure fit to the slide. Steel construction, with a blued finish. Mfg: Doug Turnbull Restorations SPECS: Fits 1911 pistols. Round style fits early 1911 pistols, with round cut for front sight.