NITRON Hydraulic Preload Adjuster - 40mm
Hydraulic preload adjusters (HPAs) are available for both 46mm and 40mm shocks, the HPA allows for simple and immediate adjustment of preload without the need for any tools.
This system eliminates the time and effort usually associated with dynamic changes in the motorcycle's attitude when adapting to ride with a pillion or luggage. Featuring 50 clicks of fine adjustment.
HPA is available on most applications.