(Will not fit the hitch shown in the final image). High security plastic hitch ball. Locking bolt lock holder with three keys. Allows use of Avonride intergral lock. Locking bolt body. Approved to Sold Secure Gold standard for caravans and trailers.
eBay
KAK Camper Car Push Lock RV Caravan Boat Cabinet Locks Handle Home Drawer Latch Button Locks Furniture Door Lock Hardware
Aliexpress UK
Explora Trailer Tow Coupling Hitch Lock. This hitch lock is an effective way of securing your caravan or trailer to prevent it being towed away Its universal design makes it suitable for almost all tow couplings and is ideal for caravans and trailers fitted with standard 50mm tow balls.
eBay
1Set (1 Lock+2 Keys+4 Metal hook) Electric Car Scooter Tail Box Lock Trunk Lock Accessories Motorcycle Rear Lock
Aliexpress UK
🔒 Heavy-Duty Caravan & Trailer Coupling Lock – Anti-Theft Security Device. Universal Fit: Works with most standard coupling types. Anti-Theft Protection: Prevents unauthorized towing of your caravan or trailer.
eBay
Motorcycle Lock, Universal Motorcycle Handlebar Lock with 2 Keys and Washers, Front Brake and Clutch Lock for Anti-Theft and Anti-Pry, Grip Lock for Bicycles, Mountain Bikes, Dirt Bikes, Etc
Aliexpress UK
A round heavy duty stainless steel padlock with 2 keys. Highly visible yellow colour. Easy manual installation. Deter thieves and protect your trailer with this effective hitch lock. It prevents thieves from towing it away by fitting in the coupling.
eBay
12V 180kg Holding Force Embedded Electric Magnetic Lock Electromagnetic Lock Access Control Magnetic Lock Magnetic Door Lock
Aliexpress UK
VERSATILE COMPATIBILITY - Whether you have a caravan or trailer, this hitch lock is compatible with a wide range of vehicles and couplings. It's a versatile and adaptable security solution. EFFORTLESS INSTALLATION - This hitch lock is designed for quick and easy installation.
eBay
NEW Lock Cores For Thule, Replacement For Thule Rack Core, Key Cylinder For Bike Rack Lock, Roof Cargo Lock, Roof Rack Locks
Aliexpress UK
Trailer coupling quickly and securely to 50mm tow balls, suitable for most lightweight, unbraked trailers. Trailer coupling is easy to install, there are 2 screw holes for connecting to the car connector, just screws the right size screws on it.
eBay
1Pc Electric car seat lock buckle, electric control lock portable scooter seat bag lock frame motorcycle Cushion lock
Aliexpress UK
This is equivalent to the Knott Avonride Part No. 575000.
eBay
RAYKUBE DS01 BLE TT Lock Smart Fingerprint Deadbolt Lock with Latch/Door Sensor Auto Lock Key/Password/Card/ TT Lock APP Unlock
Aliexpress UK
Ultra Safe Lock Core Design:Our trailer hitch coupler lock can control the coupling with keys to prevent others from pulling out the receiver/coupling and the hitch ball tongue lock can protect your trailer from being pulled apart by other vehicles Bold Color More Effecitve Anti Theft:The appearance of the trailer tongue lock is designed in red make most people notice anti theft. Compared to other products,the trailer hitch coupler locks requires one turn of the key to open is safer than only half a turn Excellent Material:The boat trailer hitch lock is made of heavy-duty steel and superior quality aluminum,High quality materials make it difficult for thieves to break.The trailer couple lock can effectively prevent rust and corrosion, greatly extending its service life and effectively prev.
eBay
Foldable Security Car Locks Automobile Steering Lock Protection T-Locks Car Steering Wheel Anti-Theft Lock Car Accessories
Aliexpress UK