3″ Boat Trailer Wobble Roller Grey Ribbed Poly 110x73mm 20mm Bore Diameter (SKU: WRPG75X100X20)

3″ Grey Ribbed Poly Wobble Roller – 110mm x 73mm (SKU: GREYROLLER) is designed for reliable performance and excellent hull protection on boat trailers. With a ribbed outer surface for extra grip and drainage, this roller helps support your boat securely during both launch and retrieval.

Constructed from high-quality grey polyurethane, it resists UV damage, corrosion, and flat-spotting, making it ideal for marine environments. The 23mm bore diameter (approx. 22.5mm actual) fits most standard shaft sizes in Australian boat trailers.

Key Specifications:

• Diameter: 110mm (Approx. 4.33″)
• Width: 73mm (Approx. 2.87″)
• Bore Size: 23mm (actual 22.5mm)
• Material: Ribbed Polyurethane
• Colour: Grey – non-marking and UV resistant

This roller is perfect for replacing worn-out components or building a new wobble setup, especially for fiberglass or painted hulls. Its ribbed design allows water and grit to drain easily while maintaining boat stability on the trailer.

FAQ

Q: Will this fit a 22mm or 25mm shaft?

A: It is best suited for a 22mm shaft. If your shaft is 25mm, it may not fit securely without an adapter.

Q: Is the grey roller non-marking?

A: Yes, grey polyurethane is non-marking and safe for use on painted or fiberglass hulls.

Q: Can this roller handle saltwater exposure?

A: Absolutely. The poly construction is UV and corrosion resistant, perfect for marine environments.

Q: Is the ribbed design better than smooth?

A: Ribbed rollers offer better water drainage and hull grip, especially useful for wet retrievals.

Evaluation & Recommendation

Recommended for:

• Boat trailers with 22mm to 23mm wobble shafts
• Boats with painted or fiberglass hulls needing non-marking contact
• Users launching in marine or UV-prone environments

Installation Tips:

• Measure your shaft diameter to confirm 22mm compatibility
• Use retaining collars to prevent side movement
• Clean and lightly grease the shaft before installation

If you need help selecting between 22mm and 25mm rollers, or prefer smooth vs ribbed, contact us for assistance in getting the perfect setup.