An ORIGINAL FROG MECHANISM for a Stanley 4, 4 C, 5 or 5 C plane by STANLEY. This later type frog, which came from a "Type 11" version of the No. 4, is in excellent condition and could be put directly to use. It has the yoke for the frog adjustment screw introduced by Stanley in 1910. The original fixing screws to secure the frog to the plane body are included as well. Length = 7.00 Inches (Ref. Id No.: 423621) [Free Shipping]