Manutec Boat Trailer Red Smooth Wobble Roller & Galvanised Single Bracket Support Rack (SKU: BDA084)

The Manutec Red Smooth Wobble Roller Kit includes a durable red polyethylene roller and a hot-dip galvanised single bracket support. Designed for everyday boat trailer use, it delivers consistent side support and smooth hull contact during loading and towing.

🛞 Wobble Roller:

• Size: 4″ (height) x 3.5″ (width)
• Bore: 26mm
• Weight: 0.45kg
• Type: Smooth finish – hull-friendly, non-marking
• Material: Red Polyethylene (outer) on Black Poly Centre

🔧 Roller Bracket:

• Type: Single roller support bracket
• Finish: Hot-dip galvanised steel
• Compatibility: Suits 20mm square stem (via 21x21mm internal tube)
• Mounting: Clamp-on adjusters for 75mm x 50mm rail crossbars

This combo provides excellent protection and guidance for fibreglass and aluminium boats. The bracket allows easy installation and height adjustment, while the smooth roller ensures safe launch and retrieval on ramps or beach landings.

Frequently Asked Questions

• Q: What size roller is included?
  A: 4 inches high, 3.5 inches wide, with a 26mm bore.
• Q: Will it work with 20mm square stems?
  A: Yes, the bracket accepts 20mm square stems via a 21x21mm internal tube.
• Q: Is the roller soft or hard?
  A: It’s a smooth-surface red poly roller, softer than hard poly, designed for gentle hull contact.
• Q: Can I install it on my trailer rail?
  A: If your crossmember is around 75mm x 50mm and you use 20mm stems, this is a compatible fit.

Is This the Right Kit for You?

This wobble roller and bracket combo is perfect if you:

• Have a trailer with 75x50mm crossmember or clamp spacing
• Use 20mm square bracket stems
• Need non-marking, soft support for a fibreglass or alloy boat hull
• Prefer easy bolt-on bracket installation with adjustability

Not suitable for:

• Heavy-duty steel boats or high-load center rollers
• Trailers using round stem brackets or welded mounts

Quick Installation Tips:

1. Align the bracket clamp with your trailer rail (75x50mm)
2. Insert the roller stem (20mm square) into the 21mm slot
3. Secure with bolts and adjust for optimal contact angle
4. Check that the roller spins freely and sits level to the hull line