• 9721 Dunbier Loader-Pro Square Rear Tube Upright Bracket | Marine Trailer Part
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9721 Dunbier Loader-Pro Square Rear Tube Upright Bracket | Marine Trailer Part

9721 Dunbier Loader-Pro Square Rear Tube Upright Bracket | Marine Trailer Part

$24.50 AUD
$24.50 AUD
Sale Sold out
Flat $14.99 shipping Australia-wide.

✓ Authorised Volvo Penta Dealer · Marine & auto specialists · Ships Australia-wide

🔧 Product Description

Dunbier Loader-Pro Square Rear-Tube Upright Bracket – Part Number: 9721

A replacement upright bracket used at the rear of compatible Dunbier Loader-Pro trailer support systems. The bracket locates a square rear tube or rail upright and provides the mounting interface needed to hold the Loader-Pro rear guide or roller structure in the correct position.

⚙️ Key Features

  • Loader-Pro-specific rear support bracket
  • Designed for square rear-tube installations
  • Galvanised or corrosion-protected steel construction as currently supplied
  • Replacement for a bent, cracked or missing upright bracket
  • Allows rail height and orientation to be restored

📏 Specifications

  • Application: Dunbier Loader-Pro rear square-tube support
  • Tube size, hole spacing and bracket orientation must match the original
  • Fasteners are included only where stated in the current package

🔄 Cross Reference & Related Parts

  • Dunbier: 9721
  • Rear angle-iron upright alternative: Dunbier 9727
  • Adjustable rail clamp bracket: Dunbier 9728
  • Loader-Pro rail-mount set: Dunbier 9732

🚤 Trailer Compatibility & Application

  • Suitable for compatible Loader-Pro trailer generations using the square rear upright
  • Not interchangeable with the angle-iron bracket without confirming the rail profile and mounting points
  • The bracket must support the rail without contacting the hull

🔌 Function

Supports and positions the rear Loader-Pro rail or guide upright relative to the trailer cross member.

⚠️ Common Signs of Failure

  • Bracket is bent or cracked
  • Mounting holes are elongated
  • Rail height changes under boat load
  • Corrosion has reduced bracket thickness
  • Rear guide or roller rail sits out of square

🛠️ Installation & Safety

  • Support the rail assembly before removing the bracket
  • Install in the original left/right and fore/aft orientation
  • Use the specified bolts, washers and locking nuts
  • Align paired brackets before tightening
  • Check hull clearance and roller loading after installation

📦 Condition

  • Brand new Dunbier Marine Products trailer component
  • Supplied as one Loader-Pro square rear-tube upright bracket
  • Supplied in original or equivalent packaging

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day returns — if it's not right or you ordered the wrong part, tell us within 14 days of delivery and send it back unused, in its original packaging, for a refund or exchange (return freight is at your cost). Fitted parts, special-order items, marine electronics (unless faulty) and dangerous goods such as aerosols and flares can't be returned, and returns on sale items may be limited to store credit. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

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