Description Kwik-D-Tach Adapter - Rotates 30-degrees by hand for quick release - Extends PTO by 4 5/16" - 1 3/8", 21 spline female x 1 3/8", 21 spline male. This item is a suitable alternative for the following: 442-3202121, 442-033202121, 33202121, 264203-32-02121, 033202121, 03-32-02121