Overview
Our 4½″ (~114 mm) Black Rubber Centre Roller (Part No. 91212) is manufactured from soft, durable UV-resistant rubber. With a standard 17 mm bore, it fits most common trailer spindles. Perfect as a keel roller for fibreglass hulls, it provides smooth, non-marking support during launch and retrieval.
Key Features
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114 mm width (4½″) — compact but effective keel alignment support
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17 mm bore — compatible with standard spindle hardware
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Soft black rubber — non-marking, absorbs shock, resists UV degradation
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Flat roller design — stable surface ideal for consistent contact
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Fast dispatch from QLD, backed by a 12‑month manufacturer warranty
Applications
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Effective keel roller for small- to mid-size trailers
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Suitable for both fibreglass and aluminium craft
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Ideal for replacing worn or undersized rollers
Specifications
| Feature | Details |
|---|---|
| Roller Width | 4½″ (~114 mm) |
| Bore Size | 17 mm |
| Material | UV‑stable soft black rubber |
| Profile | Flat-cylindrical centre roller |
| Part Number | 91212 |
Benefits
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Soft composition protects hulls during impact
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Compact form factor reduces installation space requirements
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Local stock ensures fast Australia-wide dispatch from QLD, plus warranty guarantees
Shipping is calculated at checkout based on your location.