Volvo Penta hub screw used on all 2, 3 and 4 blade hub kits fitted to a shaft.
These screws should be removed after each season, cleaned and reinstalled using a small amount of locking fluid, part number 1161053.Volvo Penta Part No: 3581246 - 2, 3 or 4 are required.For: 2, 3 and 4-bladed folding hubs mounted on a shaft