Kit, SSL508, Lower Foreword Wing Access Kit - PA28-32
Piper Aircraft has a Kit to inspect the Foreword Side of the Main Spar between the Fuselage and the first Rib on Both Wings. In order to comply with AD2020-24-05, Main Spar Inspection and Piper Mandatory Service Bulletin, MSB1304B the Foreword Side of the Main Spar must be inspected and protected. NOTE: Some aircraft have this Kit installed; either at the factory or somewhere in the life of the aircraft. The only other way to inspect, clean and apply Corrosion Preventative is to remove the Fuel Tanks.
AirWard has this Kit available - it includes the Cover and Reinforcing Plates for both Wings plus installation Hardware and Corrosion Preventative.