Stay Strong Pivotal Warmdown Seatpost Extender 22.2mm-Black

The Stay Strong Pivotal Warmdown Seatpost Extender 22.2mm-Black makes it quick and easy to adjust your seat height after or even before a grueling race. This extender eliminates the need for an additional seat and seat post as your current seat and post fit conveniently into the top. Get the most out of your pre- and post-race rides with no fuss.