The hitch lock also can be used for tray tow rope of trailer, truck, car, bike and boat. With the push to lock design, you can easily push to lock without using key. Just turn the key a little bit and the locking hitch pin will pop out by itself.
eBay
Motorcycle Waterproof Alarm Lock Bicycle DiscLock Lntelligent Controllable Alarm Disc Brake Lock Electric CarLock DiscBrake Lock
Aliexpress UK
Designed for Winterhoff WS3000 hitches and BPW ISC (ZKAS) stabiliser couplings. Not suitable for other manufacturers of coupling. Can be used when the trailer / caravan is hitched to lock it to a vehicle or on its own.
eBay
ZTTO Bicycle Center-Lock Rotors MTB Road Bike Hydraulic Cooling Disks Center Lock 140/160/180/ 203mm Disc Brake Rotor Lock Ring
Aliexpress UK
Zinc Alloy Chrome T Handle Door Lock Key for Catering Trailer,Horse Box Caravan Specifications: Material: zinc alloy Item color: silver
eBay
4 Digit Strong Heavy Duty Cycle Security Bicycle Lock Combination Number Bike Lock Password Resettable Padlock Bike Accessories
Aliexpress UK
Weld On Eye Plate for M12 Anti-loose Fastener. For use with M12 antiluce fasteners.
eBay
4 Digital Code Bicycle Cable Lock Anti-theft Alloy Steel MTB Road Bike Cable Code Combination Password Lock Security Padlock
Aliexpress UK
Ideal for Trailer, Horse-box, Camper, 4x4 Overlander, Bus, Locker, Door, Toolbox and many more applications. 7 Pin to 13 Pin Trailer Towing Plug Conversion Adapter Curly Extension Cable. 1 x T Handle Lock Latch.
eBay
Motorcycle Bicycle Helmet Locks Durable Steel Wire Anti-theft Cable Digital Password Lock Portable Mini Safety Chain Padlock
Aliexpress UK
Barrel Lock & Key Maypole - MP2015L. We are main agents for: Kartt, Maypole, Fristom, Bawer, Daken, AL-KO, Knott. We have huge range of trailers: Faro Trailers, Zaslaw, Neptun, Niewiadow, Lorries, Erde, Maypole.
eBay
XUNTING Bicycle U lock Anti-theft Heavy Duty Bike Locks Shackle Secyrity Locks Cycling Bike Accessory
Aliexpress UK
Suitable for virtually all pressed steel couplings. (will not fit couplings with a cast head or caravans with built in stabilisers.). Locks on the coupling flange to prevent the trailer being coupled.
eBay
Motorcycle Lock Bicycle Motorbike Motorcycle Disc Brake Lock Theft Protection for Scooter Safety Bike Lock Security Anti Theft
Aliexpress UK
Adjustment Compression Latch Replacement Flush Lever Door Lock for Trailer RV. Price for 4 latches
eBay
Xunting Bike Cable Lock 54cm Bike Locks Cable 5 Feet Coiled Secure Resettable Combination Bike Lock with Mounting Bracket
Aliexpress UK