EXTENDER POST FOR E SERIES/E SERIES AIR
Combination saddle and integrated post (22.2mm x 150mm). Curve-top saddle for max rider comfort and 3" adjustability.
This extender post is compatible with the following models ONLY:
1) 2002 - 2005 Racer
2) 2014 - 2017 E Series/E Series Air
If you're not sure if this is the right part for you, please email firstname.lastname@example.org or contact the retailer where you purchased your trainer.