This throttle tender fits 
All Harley Davidson Models With the Five Pointed Thumb (THROTTLE) Screw
(1982 TO Present )
Easily installs in seconds and once engaged, allows the throttle to stay open without any hands being needed. A simple push of the thumb engages the tender and a push with the finger disengages. 
Installation Takes 5 Seconds
VIDEO HERE:
                  https://www.youtube.com/watch?v=tcbuXn_1L98