Boat Trailer 12″ Red Poly Vee Keel Roller with Galvanised Bracket & Spindle – 21mm Bore (SKU: BDA108)

The BDA108 is the showstopper in our Vee roller range — a soft-touch, high-impact roller designed for precision centering and gentle hull protection. With a whopping 12-inch length and a wide concave profile, it’s perfect for large boats with delicate finishes.

Made from soft red polyurethane, this roller offers high flexibility and non-marking performance. The 21mm bore size fits standard 20–21mm spindles, and the included galvanised bracket provides solid base support for easy installation.

Whether you’re hauling a premium fibreglass hull or a seasoned fishing vessel, BDA108 ensures it loads and launches smoothly without damage or misalignment.

Specifications:

BDA108: when your keel wants a soft embrace, not a rough landing.

Frequently Asked Questions

• Is this roller soft or hard?
  This is a soft red poly roller — best for fibreglass or delicate finishes.
• Will it fit my 20mm spindle?
  Yes, the 21mm bore is compatible with 20–21mm setups.
• Is the bracket included?
  Yes! The kit includes the roller, galvanised bracket, and spindle.
• What size boats does it suit?
  Ideal for medium to large boats where keel protection is a priority.

Is This the Right Kit for You?

Recommended For:

• Owners of fibreglass or painted hulls
• Boats needing gentle centering and cushioning on launch
• Trailers using 20–21mm spindle kits
• Longer roller spans or dual-support trailer setups

Not Recommended For:

• Steel or alloy boats where hard contact isn’t an issue
• Ultra-heavy boats needing rigid poly or rubber rollers

Installation Tips:

1. Fit the roller onto the included spindle and position in bracket channel.
2. Secure ends with cotter pins or spring washers.
3. Use bracket holes to mount onto cross-member or roller rail.
4. Test alignment by guiding the boat onto the trailer.