6″ Red Polyurethane Self-Centering Keel Roller – 17mm Bore for Fibreglass Boats (SKU: 3236)

The 6″ Red Self-Centering Keel Roller (SKU: 3236) offers reliable hull alignment and protection in a smaller footprint. Designed for fibreglass boats, this roller gently guides your vessel onto the trailer during launching and retrieval, making it an essential upgrade for trailer efficiency and safety.

Made from UV-resistant, soft polyurethane, it cushions your boat’s keel while resisting marks, cracks, and flat spots. Its self-centering design simplifies solo launches and helps even novice users guide their boats confidently into place.

Perfect for light-duty trailers and narrow setups, this roller is a dependable option for small to mid-sized fibreglass hulls that deserve care and precision.

FAQ

• Q: Will this roller damage my boat’s gel coat?
  A: Not at all. The soft red polyurethane is non-marking and ideal for fibreglass surfaces.
• Q: What shaft size does it fit?
  A: It has a 17mm bore and is designed for use with 16mm spindles.
• Q: Is this roller good for solo launching?
  A: Yes – the self-centering shape makes solo launching much easier and safer.
• Q: Can I use this with aluminium boats?
  A: It’s optimized for fibreglass. Aluminium boats typically need firmer rollers.

Evaluation & Recommendation

Recommended for:

• Fibreglass boat trailers needing a gentle, non-marking roller.
• Smaller boats and trailers where space is limited.
• Boaters launching solo or looking for easier alignment.

Not suitable for:

• Aluminium hulls or very heavy boats – consider firmer or wider rollers.
• Trailers requiring 21mm bore rollers – this one is 17mm only.

Installation Tips:

1. Remove your old roller and clean the shaft thoroughly.
2. Slide on the new roller – ensure it fits snugly on the 16mm spindle.
3. Secure both sides with appropriate washers or locking pins.
4. Test spin for free movement before launching.