- Boat trailer parts
- Fiberglass boats
- Australian made plastic
4 Inch Polyurethane Boat Trailer V Block Boat Trailer Vee Block. Ideal for use on small to medium sized boat trailers. Made in Australia. Bore size = 14mm. Base = 90mm. Ideal for use with boat trailers, boat trailer parts, rollers, skids, bunks and boating accessories.