An ORIGINAL FROG MECHANISM for a No. K 4 1/2 smoothing plane by the E.C. Simmons Hardware Company, St. Louis, Missouri. This 2 3/8 inch width frog was produced for Simmons by the Stanley Rule & Level Company of New Britain, Connecticut and it is the early Bedrock type, having a raised, milled base for the frog on the body. The original screws and washers to secure the frog mechanism to the plane body are included as well. Length = 7.25 Inches (Ref. Id No.: 364497) [Free Shipping]