This Truth Hardware Window Crank Handle Extension is four inches (102 millimeter) long and has a 5/16 inch (7.9 millimeter) spline size. It is designed to fit on Truth Hardware crank handles and is will fit on all Truth Hardware window operators.
Sold By: Each
Finish/Color: Coppertone
Width: 1/2 inches.
Length: 4 inches.
Truth Hardware part number: 40097.11