Boat Trailer 4″ Standard Roller Bracket Galvanised for 16mm Spindle Single Post (SKU: GBKT100CR-P)

The GBKT100CR-P is a 4″ single-post roller bracket built for boat trailers that require compact, reliable support. Designed to fit 16mm spindles, this bracket is perfect for narrow roller setups and tight frame spaces.

Its hot-dip galvanised coating provides excellent rust resistance for long-lasting performance in marine conditions.

Key Features:

• Size: 4″ bracket for keel rollers
• Suits 16mm spindle shafts
• Single-post configuration for compact installs
• Finish: Galvanised steel, marine-grade
• Use: Ideal for light-duty boats and narrow trailers

Lightweight and sturdy, this bracket is a go-to solution for small trailers and DIY builders.

FAQs

• Q: What spindle size does it support?
  A: It’s designed for 16mm spindles only.
• Q: Is this suitable for saltwater?
  A: Yes, the galvanised finish resists corrosion in marine environments.
• Q: Can I use this with a 4.5″ roller?
  A: It’s optimally sized for 4″ rollers. 4.5″ may be too wide and not fit properly.
• Q: Is this bracket strong enough for larger boats?
  A: It’s ideal for light to medium applications. For heavier boats, consider double-post or reinforced brackets.

Is This Bracket Right for You?

• Recommended for:
  • Light boat trailers
  • DIY trailer builds with tight mounting space
  • Freshwater or marine environments
• Not suitable for:
  • Boats requiring wide roller support
  • Heavy-duty trailer loads
  • Spindles over 16mm

Installation Tips

1. Mount the bracket to the trailer cross-member using standard bolts or U-bolts
2. Insert a 16mm spindle and secure the roller
3. Ensure roller spins freely and doesn’t rub on bracket sides
4. Periodically check for corrosion or loose bolts