An ORIGINAL FROG MECHANISM for a Stanley 3 or 5 1/4 bench plane by STANLEY. This 1 3/4 inch width frog came from a Type 19 Stanley plane. It will fit the Type 16, 17, 18, 19 and 20 planes, all of which were produced after the Second World War. This example is complete with its original fixing screws and is in top condition. Ready to use. Length = 4.50 Inches (Ref. Id No.: 424937) [Free Shipping]