Includes one PEEK (a material much more durable than PTFE) spring seat and one gasket to seal the nut to the valve. Previously using an o-ring, this kit #KCRGULAN is now the best option offered by Sanremo for longevity and ease of installation.
Specifically listed for the Cafe Racer model.
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.