ARK Winch Post Cap – Blue Plastic Cover for 100mm x 50mm Trailer Posts (SKU: WPC100)

ARK Winch Post Cap – Blue Plastic Cover for 100mm x 50mm Trailer Posts (SKU: WPC100)

The ARK WPC100 is a practical finishing touch for your boat trailer’s winch post. This tough plastic cap fits snugly over 100mm x 50mm steel posts, protecting the top from water, dirt, and potential damage while covering any exposed sharp edges.

Smart Protection, Neat Finish:

Don’t leave your post top open to the elements. The WPC100 prevents rust and keeps your trailer setup safer and cleaner—with a vibrant blue colour that makes it easy to spot and adds a touch of style.

Key Features:

• Fits 100mm x 50mm trailer winch posts
• Keeps out water, dirt, and debris
• Prevents rust and internal corrosion
• Covers sharp or unfinished post edges
• Durable plastic construction
• Bright blue for easy visibility

Small part, big job—protect your trailer from the top down with ARK’s winch post cap.

ARK Winch Family Series – Product Overview

Frequently Asked Questions

Q: What size post does this cap fit?

A: It’s designed for winch posts that measure 100mm x 50mm.

Q: What is it made of?

A: It’s made from tough, weather-resistant plastic.

Q: Why do I need a post cap?

A: To keep out moisture, prevent internal rust, and cover any sharp metal edges at the top of the post.

Q: Is it easy to install?

A: Yes, it simply presses into place—no tools required.

Q: Is it UV or saltwater resistant?

A: Yes, it’s designed for outdoor use on marine trailers and resists fading and cracking.