4″ Red Poly Keel Roller – Heavy-Duty Boat Trailer Roller

Overview

The 4″ Red Poly Keel Roller is designed to support and guide your boat’s keel during launching and retrieval. Made from heavy-duty polyurethane, it won’t crack, split, or mark your hull like traditional rubber rollers—making it ideal for fibreglass and painted boat hulls.

Key Features

• 4″ Length – Suitable for small to medium boat trailers

• Durable Polyurethane – Non-marking, chip-resistant, and UV stable

• Corrosion-Proof Design – Perfect for marine environments

• Smooth Rolling Action – Guides the keel for safer, easier launching and loading

• Universal Fit – Compatible with standard roller brackets and 5/8″ (16 mm) spindles

Applications

Ideal for boat trailers used in saltwater and freshwater, particularly for fibreglass, aluminium, and painted hulls where surface protection is important.