Boat trailer pole covers.
These will take the stress out of loading the boat on the trailer, and protect the hull from hitting the hard guide poles on your trailer.
Made with Polyurethane tubes covered with a modified Acrylic cover.
The internal of the tube is 50mm, Length is 1 mt.
Fabric is solution dyed with UV inhibitor.
They have long toggles at the base to attach to your trailer to stop them floating up as the trailer enters the water.