Boat Trailer 4"x3.5" Blue Poly Smooth Wobble Roller – 20mm Bore (SKU: 5411)

This blue poly wobble roller is designed to provide gentle side support and precise alignment for your boat during launching and retrieval. With a smooth finish and 20mm bore, it’s ideal for reducing wear on the hull and ensuring stable trailer loading.

Key Features:

• Size: 4" height × 3.5" width (approx. 102mm × 89mm)
• Type: Wobble roller (side support)
• Bore: 20mm – suits standard wobble roller arms
• Material: Blue polyurethane – smooth, non-marking surface
• Finish: Smooth – reduces friction and hull abrasion

Applications:

Used in pairs or sets on the sides of boat trailers to support and guide the hull. Suitable for fibreglass and alloy boats. Ideal for replacements or new trailer builds.

Why Choose Us?

• Local Aussie supplier with fast shipping
• Reliable trailer and marine parts
• Expert support and friendly service

Keep your boat aligned and protected with smooth poly wobble rollers that get the job done right.