Up for sale is a used pair of Window Cranks for various 1968 GM model vehicles. The window cranks are in fair condition and could be considered driver or survivor quality. The knobs are specific to 1968 and are black in color. The knobs are tight to the crank handle with minimal wobble. The chrome finish is bright but there is some pitting and speckling. Part number 9715291 is cast on the back of each crank.