Black Jack Universal Jockey Wheel Lock

Protect your Black Jack Mini or virtually any jockey wheel from theft or accidental removal with the Black Jack Universal Jockey Wheel Lock. Designed for maximum compatibility and simple installation, this lock gives you peace of mind wherever you park your caravan, trailer, or RV.

Universal Fit for Most Jockey Wheel Clamps

Because jockey wheel manufacturers in Australia use different thread sizes, this lock includes two interchangeable locking pins:

½‑inch thread pin
12 mm thread pin

This ensures a secure fit across a wide range of jockey wheel clamp brands.

Compatible 12 mm Thread Brands

Ark
Coast to Coast
Super Cheap Auto
Optitec

Compatible ½‑inch Thread Brands

Alko
Trail‑A‑Mate
BBQ Arm

Simple, Reliable, Theft‑Resistant Design

Easy to install — just choose the right pin for your clamp
Prevents unwanted removal of jockey wheels
Ideal for caravans, campers, trailers, and RV setups
Durable construction for long‑term outdoor use