6″ (150 mm) Red Poly Flat Bilge Centre Roller – 17 mm Bore (P/N 91528)

Overview
Introducing the 6-inch (approx. 150 mm) Red Poly Flat Bilge Centre Roller (Part No. 91528) — engineered with soft, non-marking polyurethane for smooth keel alignment and hull protection. Designed specifically for fibreglass boats, its flat profile evenly supports wide keel contact surfaces.

Key Features

• 6″ (150 mm) wide roller — ideal for flat keel or bilge areas

• 17 mm bore size — compatible with standard spindle brackets

• UV-stable red polyurethane — soft yet durable; non-marking on gelcoat

• Flat parallel design — ensures even support across keel contact areas

• Australian-ready — built for marine conditions, stocked with fast dispatch from QLD 

Applications

• Excellent choice for fibreglass boat trailers needing flat-contact keel support

• Used as primary or intermediate roller between bigger fittings

• Common in setups that require reduced point-load damage during launching or retrieving

Specifications