Overview
The 8-inch Red Poly Concave Roller is designed for supporting and guiding your boat’s keel during launching and retrieval. Its concave profile helps keep the boat centred on the trailer, while the durable polyurethane construction resists damage from saltwater, UV rays, and heavy loads.
Key Features
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8″ Concave Profile – Guides and centres the boat’s keel for smooth loading
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20 mm Bore – Fits standard 20 mm roller spindles
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High-Quality Polyurethane – Non-marking, UV-resistant, and tough against impact
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Marine-Grade Durability – Ideal for saltwater and freshwater environments
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Long Service Life – Outlasts traditional rubber rollers, won’t crack or flatten
Applications
Suitable for boat trailers of various sizes where a concave keel roller is required. Commonly used in centre keel roller assemblies with 20 mm spindles for fibreglass and aluminium boats.
Shipping is calculated at checkout based on your location.