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