Bulldog CAT Auto Clamp – Heavy-Duty Wheel Security for Caravans & Trailers suitable for wheel diameters from 480 mm to 640 mm and tyre widths of approximately 155 mm to 215 mm, ideal for steel wheels without trim. 
Elevate your caravan or trailer security with the Bulldog CAT Auto Clamp—a robust, adjustable wheel clamp crafted to deliver both powerful theft deterrence and effortless usability.
Key Specifications & Standout Features
Versatile Fit: Accommodates wheel diameters from 480 mm to 640 mm and tyre widths of approximately 155 mm to 215 mm, ideal for steel wheels without trim.
Extended Nut Protection: A 280 mm diameter, rubber-covered steel disc shields wheel nuts from tampering or damage 
Premium Construction: Built with 40 × 40 mm hollow section steel, ensuring exceptional strength and longevity 
Visibility & Deterrence: Finished with a bright yellow powder coat for high visibility—a visual warning to potential thieves 
Plunge Lock Security: Features Bulldog’s high-security plunge lock, resistant to drilling and picking, with over one million key combinations; includes locking capability without the key Bulldog Security Products
User-Friendly Design: Lightweight yet sturdy; simple to fit—lockable in seconds and can be secured even after removal of the key.
Weight: Approximately 8 kg, balancing ease of handling with security 
Built for Confidence & Compliance
5-Year Warranty: Offered when registered—backing the product's reliability over time.
UK-Made Quality: Proudly manufactured in Great Britain, reflecting craftsmanship and durability eBay.
Insurance Approved: Recognised by insurers as a trusted security solution 
Expert Endorsement: Praised in Motor Caravan Magazine as “a large, tough and fully adjustable clamp that secures the front wheel with menacing determination,” lauded for its ease of fitting among three-arm clamps, and recommended as the best in class.
Customer Feedback Speaks Volumes
Users highlight its ease of use, sturdiness, and peace of mind it provides while away from their vehicle:
“As part of the insurance stipulation... the clamp is easy to fit and supplies me with the confidence to leave my caravan on any site...” 
“Once we discovered that you don't need the key to lock it... it was very easy... highly visible and a good deterrent.” — 
Why Choose the Bulldog CAT Auto Clamp?
Designed for Caravans & Trailers: Precision fit for steel wheels, suited for regular or heavy-duty use.
Robust Wheel Nut Defense: The large 280 mm disc protects nuts from access and tampering.
High-Security Locking: Advanced plunge lock plus keyless locking option.
Built to Last: Solid construction, visual deterrent, UK-made, and backed by warranty.
 
Please note: If you would like this product keyed-alike, there is an additional charge of £2.49. Please email us your current key code after purchase.