SKU: 91252

Self Centering Roller BLACK 8″ – 21mm ID

$14.86 Inc. GST

Self Centering Roller BLACK 8″ – 21mm ID

 

Enhance the performance and durability of your boat trailer with our Self Centering Roller BLACK 8″. Made from heavy-duty black rubber, these rollers are designed to replace worn-down trailer rollers, extending the life of both your trailer and boat. Essential for maintaining stability during transit and ensuring smooth launch and retrieval, these rollers are perfect for both aluminum and fiberglass boats.

Key Features:
  • Self Centering Design: Ensures your boat remains centered on the trailer, providing optimal support and stability.
  • Heavy-Duty Rubber: Constructed from robust black rubber for enhanced durability and longevity.
  • Non-Marking: Prevents marks and scratches on your boat’s hull, keeping it in pristine condition.
  • UV Stable: UV-stabilized material ensures the roller remains effective and durable under sunlight exposure.
  • Machined Precision: Machined from a solid piece of material, ensuring strength and reliability.
Specifications:
  • Width: 8 inches (203mm)
  • Bore Size: 21mm
  • Material: Heavy-duty black rubber
  • Spindle Compatibility: Use with 20mm spindle
  • Non-Marking: Protects your boat’s hull from damage
  • UV Stability: Resistant to UV rays for long-lasting performance
Applications:
  • Boat Trailers: Ideal for use on boat trailers, providing essential support and protection during transit.
  • Aluminum Boats: Perfect for aluminum boats, offering robust support and stability.
  • Fiberglass Boats: Suitable for fiberglass boats, ensuring a non-marking and gentle material.
Why Choose Our Self Centering Roller BLACK 8″?
  1. Enhanced Stability: Self centering design ensures your boat remains centered and stable during transit.
  2. Durability: Constructed from heavy-duty black rubber for long-lasting use and resistance to wear.
  3. Protection: Non-marking material ensures your boat’s hull remains undamaged.
  4. UV Resistant: UV-stable material prevents degradation, ensuring prolonged performance.
Customer Reviews:

★★★★★ “These self centering rollers are a game changer. They make launching and retrieving my boat so much easier.” – John D.

★★★★★ “Durable and effective. They keep my boat centered and stable on the trailer.” – Emily R.

FAQs:
Q: What are the dimensions of this self centering roller?
A: The roller is 8 inches (203mm) wide, with a 21mm bore size.
Q: Is this roller suitable for fiberglass boats?
A: Yes, it is ideal for both aluminum and fiberglass boats, offering robust support and non-marking properties.
Q: Can this roller be used in marine environments?
A: Yes, it is UV-stable and designed to withstand harsh marine conditions.

Red Rollers – Ideal for Fiberglass
Blue Rollers – Ideal for Alloy
Black Rollers – Generic Application

Warranty & Returns

Any products thought to be faulty can be returned to Trailer Spare Parts Australia for investigation at the customer’s expense. We reserve the right to determine whether the item/s are faulty or have been incorrectly used or mistreated. We are happy to accept any unwanted stock within 7 days of invoice. Returned items must be in “as new” condition for resale. Any specially ordered axles (IRS, Overlay and Drop Axles) are not returnable. Trailer Spare Parts Australia charges a re-stocking fee of 15% to any authorized returns, plus freight if the goods returned are not subject to warranty.

If the goods are subject to warranty, Trailer Spare Parts Australia will replace the goods and pay all freight inbound and outbound under our terms and conditions. All products sold by Trailer Spare Parts Australia carry a 12 months warranty under our terms and conditions.
Recommendations for these terms can be found on each product page, except for disposable parts (bearings, brake pads, etc).

Ask a Question

Axle Length Calculator

Holden / Ford / Parallel

  1. CW – Measure the width of your trailer body.
  2. BS – Measure the offset of the rims being used “with tyre fitted”.
  3. TC – 50mm Gap used on calculator as Standard.

 

Dexter

  1. CW – Measure the width of your trailer body.
  2. BS – Measure the offset of the rims being used “with tyre fitted”.
  3. TC – 40mm Gap used on calculator as Standard.

 

Determine the Rim Stud Pattern

Rim Stud Pattern

stud patterns on your trailer

IMPORTANT: The lines highlighted in yellow are the products we supply.

Wheel Type Stud Diameter Stud Number Inches PCD MM PCD Centre to Centre of Adjacent Studs Centre to Centre of Adjacent Studs
Gemini 7/16" 4 100.00 2 13/16" 70.7
Mini 7/16" 4 4" 101.60 2 13/16" 71.84
Capri 7/16" 4 4 1/4" 107.95 3" 76.33
Cortina/Telstar 7/16" 4 4 1/4" 107.95 3" 76.33
Datsun 1600 7/16" 4 4 1/2" 114.30 3 3/16" 80.82
Early Ford 1/2" 4 4 1/2" 114.30 3 3/16" 80.82
Toyota Corona 7/16" 4 4 1/2" 114.30 3 3/16" 80.82
Valiant to 71 7/16" 5 4" 101.60 2 3/9" 59.72
Holden HT HG HK 7/16" 5 4 1/4" 107.95 2 1/2" 63.45
Ford 1/2" 5 4 1/2" 114.30 2 5/8" 67.18
Valiant 71 - 72 7/16" 5 4 1/2" 114.30 2 5/8" 67.18
Commodore 7/16" 5 120.00 2.776" 70.53
Holden HQ HJ HX 7/16" 5 4 3/4" 120.65 2 13/16" 70.91
Ford F100 1/2" 5 5 1/2" 139.70 3 1/4" 82.11
Ford-Jeep 1.2" 5 5 1/2" 139.70 3 1/4" 82.11
Land Rover 5/8" 5 6 1/2" 165.10 3 13/16" 96.98
Land Cruiser 100 Series 9/16" 5 150.00 88.17
Land Cruiser 4WD 1/2" 6 5 1/2" 139.70 2 3/4" 69.85
Nissan Patrol 1/2" 6 5 1/2" 139.70 2 3/4" 69.85
Nissan Navara D40 1/2" 6 114.30

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