An ORIGINAL TURNED BEECH FRONT KNOB for a Sargent No. 3407 seven-inch length transitional plane by Sargent & Company, New Haven, Connecticut. This knob has a few chips from the base, but it is fully functional and could be put directly to use. The original wood screw to secure the knob to the plane body is included as well. Length = 1.38 Inches (Ref. Id No.: 474544) [Free Shipping]