Smith & Wesson K Frame Model 16 Thumb Piece & Nut - Used - K876 Adjustable Sight Black finish provides corrosion resistance

Black finish provides corrosion resistance and a professional appearance

Parkerized finish provides corrosion resistance and authentic military appearance

Black finish may show minor wear typical of service revolvers

⚠️ IMPORTANT: Does NOT fit recessed cylinders on Models 13

Factory original rear sight elevation adjustment nut for Smith & Wesson revolvers with adjustable sights

Smith & Wesson K Frame Model 16 Thumb Piece & Nut - Used - K876 Adjustable Sight Black finish provides corrosion resistanceK876 Smith & Wesson Used K Frame Model 16 Thumb Piece & Nut Cleaned, Inspected, and, Guaranteed How to determine the model number of your Smith & Wesson Revolver. Swing out the cylinder , check behind the yoke on the frame for a MODEL NUMBER. Model numbers began in 1957 58. So if there is no model number then your revolver may be older than 1957 58. In this case we can possibly still find the part you need with the serial # . If this is the case