The rudder gudgeons are fitted in pairs to the stern of the boat and the rudder is held in place by them.
Nylon gudgeons for fixing to the transom as part of the steering gear.
Fixing hole size mm: 5
Overall width mm: 131
Hole or pin Dia. Mm: 9
Strap Length mm: 30
Transom to pin centre mm: 39
These are in black