12″ (305 mm) Black Rubber Concave Centre Roller – 25 mm Bore (P/N 91232)

Overview
The 12″ (≈305 mm) Black Rubber Concave Centre Roller (Part No. 91232) delivers soft, non-marking hull support with a V-shaped concave profile that naturally centres fibreglass and aluminium boats during launch and retrieval. With a 25 mm bore, this heavy-duty roller fits standard bracket and spindle systems used for wide keel or bilge configurations. 

Key Features

• 305 mm width (12″) – ideal for centre keel use on medium to large trailers

• 25 mm bore – compatible with common bracket/stem assemblies

• Soft black rubber – non-marking and excellent at impact absorption

• Concave profile – self‑centres hull with minimal effort

• UV-stable and Australian-suited quality – stocked with fast dispatch from QLD and comes with a 12‑month warranty

Applications

• Typical as primary centre or keel roller for fibreglass boats

• Works well on alloy trailer runs as a soft interface buffer

• Easy upgrade for worn or outdated rollers, improving alignment and hull protection

Specifications

Benefits

• Soft rubber cushions hull impact, reducing friction damage

• Concave design helps centralise boat alignment during loading

• Backed by local stock, quick dispatch, and warranty coverage