Protect your caravan or trailer with the Bulldog AA ALKO / ALBE Hitch Lock, a heavy-duty security lock designed for compatible ALKO and ALBE hitch heads fitted to a 50mm shaft.
 
Manufactured in Great Britain from strong 4mm steel, the Bulldog AA is designed to completely enclose the hitch head and its fixings, helping prevent unauthorised access and providing a robust physical barrier against theft.
 
Its highly visible red finish also acts as a clear deterrent when your caravan or trailer is parked, stored or left unattended.
 
Designed for ALKO & ALBE Hitch Heads
The Bulldog AA Hitch Lock is designed for compatible ALKO and ALBE hitch heads fitted to a 50mm shaft.
The lock encloses the hitch head and its fixings when fitted, helping protect vulnerable areas from tampering or attempted removal. Please check your hitch type and shaft size before ordering to ensure compatibility.
 
Heavy-Duty 4mm Steel Construction
Manufactured from durable 4mm steel, the Bulldog AA is built to provide strong protection without making the lock unnecessarily complicated to use.
Its double-security design provides enhanced ball socket retention, adding another layer of physical protection around the towing point.
 
High-Security Locking System
The Bulldog AA features a drill and pick-resistant high-security lock, providing additional resistance against common methods of attack.
Its compact design makes the hitch lock quick and straightforward to fit while remaining convenient to carry and store when travelling.
Key Features
Designed for compatible ALKO and ALBE hitch heads
Suitable for hitch heads fitted to a 50mm shaft
Completely encloses the hitch head and fixings
Heavy-duty 4mm steel construction
Double-security design
Enhanced ball socket retention
Drill and pick-resistant high-security lock
Compact and straightforward to fit
Highly visible red finish
Sold Secure Gold approved
Secured by Design recognised
Insurance approved
Made in Great Britain
5-Year Guarantee
The Bulldog AA ALKO / ALBE Hitch Lock is backed by a 5-year manufacturer's guarantee when registered in accordance with Bulldog's requirements.
It is supplied with two security keys and is also eligible for Bulldog's Key Registration Service.
What's Included
1 x Bulldog AA ALKO / ALBE Hitch Lock
2 x Security keys
Keyed-Alike Option
If you would like your Bulldog AA supplied keyed alike to a compatible existing Bulldog security product, there is an additional charge of £2.49.