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

Overview

The 3″ Black Poly Front End Cap is designed to protect your boat’s hull and extend the life of your keel rollers. Made from durable, non-marking polyurethane, it resists cracking, splitting, and UV damage—making it ideal for marine environments.

Key Features

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

• 17 mm Bore – Suits common roller shafts/spindles

• Non-Marking Polyurethane – Protects fibreglass, aluminium, and painted hulls

• Durable & UV-Stable – Withstands sun exposure and saltwater conditions

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

Applications

Perfect for boat trailers in saltwater and freshwater use. Commonly paired with keel rollers to provide extra cushioning and prevent hull damage.