3″ Blue Poly Front End Cap – 17 mm Bore Boat Trailer Roller Cap

Overview

The 3″ Blue Poly Front End Cap is designed to protect your boat’s hull and improve the performance of keel rollers. Made from heavy-duty polyurethane, it offers a durable, non-marking surface that resists cracking, splitting, and UV damage—perfect for marine environments.

Key Features

• 3″ Diameter – Suits standard boat trailer keel roller ends

• 17 mm Bore – Fits common roller shafts/spindles

• Durable Polyurethane – Non-marking and resistant to wear, UV, and saltwater

• Protects Hull – Prevents direct contact between hull and roller bracket

• Easy Installation – Slides over roller shaft and secures in place

Applications

Ideal for boat trailers operating in saltwater or freshwater, especially for fibreglass and painted hulls where protection from marking is important.