Navtec -12 / -17 Series 7 Integral Backstay Adjuster Seal KitNAV-A370-SK-017
This seal kit is for the repair of a Navtec hydraulic integral backstay adjuster. This is for a Series 7 adjsuter which has a square body with concave sides. It is HIGHLY RECOMMENDED that this part is serviced by an an Authorized Navtec service agent who has been trained in the repair of these parts. Ignoring this warning could result in serious bodily injury or death.
Refer to the Series 7 manual at below link to identify the size of cylinder.