Boat Trailer 6″ Red Poly Self Centering Roller & Galvanised Bracket Kit SB (SKU: BDA039)

This 6-inch Red Polyurethane Self-Centering Roller Kit (SKU: BDA039) delivers reliable support and smooth alignment for fibreglass boats. The non-marking, UV-stable red polyurethane material provides long-lasting performance while keeping your boat’s hull in pristine condition.

Designed with a 152mm width and 17mm bore size, it’s compatible with 16mm spindles, making it a popular fit for many standard trailer configurations. The self-centering shape naturally guides the keel during loading and unloading.

The included galvanised steel bracket offers a simple, durable mounting option, ideal for general-use boat trailers. This no-fuss kit is great for replacing worn rollers or setting up new builds where reliability and affordability matter.

Perfect for boaters who want simple installation, long-lasting materials, and reliable hull guidance – with a pop of bold red to match your trailer style.

❓ Frequently Asked Questions

• Q: Is the red poly roller safe for my fibreglass hull?
  A: Yes! It’s made from non-marking polyurethane, safe for fibreglass and gel coat finishes.
• Q: What spindle does it fit?
  A: It fits a 16mm spindle – the roller has a 17mm bore for smooth rotation.
• Q: Is this bracket rust-proof?
  A: The bracket is hot-dip galvanised for corrosion resistance in marine conditions.
• Q: Can I use this for aluminium boats?
  A: While it’s designed for fibreglass, it can work for alloy boats too if the size matches your setup.

📌 Evaluation & Recommendation

• Recommended for: Small to medium fibreglass boat owners looking for a reliable 6-inch keel roller with a sturdy fixed bracket.
• Not recommended for: Oversized boats or setups requiring adjustable brackets – try a larger roller or adjustable stem option instead.

🔧 Installation Tips:

1. Slide the roller onto a 16mm spindle.
2. Fit the spindle into the galvanised bracket slots.
3. Secure using appropriate nuts/washers or retaining bolts (not included).
4. Check for free spinning and correct alignment before use.
5. Inspect occasionally for wear or debris buildup.