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Coupler Locks
Trailer Coupler Latch Lock-1/2"
Don't let your trailer get stolen. Coupler locks from CT Johnson are designed to prevent attaching to an unattended trailer. All coupler locks will lock your trailer to the hitch ball when in use. Fits most couplers requiring a 1/2” span (e.g. Shelby, Fulton, Dutton-Lainson). Features a patented pickproof screw-and-lock security with a 5-pin tumbler and 2-keys.
- Part No.: 948694
- Manufacture Part No.: RC2
- Weight: 0.37Kg
Trailer Coupler Latch Lock-2"
Don't let your trailer get stolen. Coupler locks from CT Johnson are designed to prevent attaching to an unattended trailer. All coupler locks will lock your trailer to the hitch ball when in use. Fits most couplers requiring a 2” span (e.g. Attwood). Features a patented pickproof screw-and-lock security with a 5-pin tumbler and 2-keys.
- Part No.: 948697
- Manufacture Part No.: RC3
- Weight: 0.37Kg
Trailer Coupler Latch Lock-3-3/8"
Don't let your trailer get stolen. Coupler locks from CT Johnson are designed to prevent attaching to an unattended trailer. All coupler locks will lock your trailer to the hitch ball when in use. Fits most couplers requiring a 2” span (e.g. Attwood surge brake). Features a patented pickproof screw-and-lock security with a 5-pin tumbler and 2-keys.
- Part No.: 948699
- Manufacture Part No.: RC5
- Weight: 19.06Kg

Single Arm Lock, f/2-1/2" Ball Mt
A breakthrough in towing safety and peace of mind! The unique design of this towing coupler lock keeps the trailer connected to the tow vehicle, providing protection against accidental decoupling that can occur due to an unsecured coupler, loss of ball nut or equipment failure. Installs in seconds with a universal application that fits most ball and coupler combinations. Recommended for medium to heavy trailer towing applications.
- Part No.: 953235
- Manufacture Part No.: 63235
- Weight: 2.14Kg

Dual Arm Lock, f/2/-1/2" Ball Mt
A breakthrough in towing safety and peace of mind! The unique design of this towing coupler lock keeps the trailer connected to the tow vehicle, providing protection against accidental decoupling that can occur due to an unsecured coupler, loss of ball nut or equipment failure. Installs in seconds with a universal application that fits most ball and coupler combinations. Recommended for medium to heavy trailer towing applications.
- Part No.: 953236
- Manufacture Part No.: 63236
- Weight: 2.50Kg

Single Arm Lock, f/3" Ball Mt
A breakthrough in towing safety and peace of mind! The unique design of this towing coupler lock keeps the trailer connected to the tow vehicle, providing protection against accidental decoupling that can occur due to an unsecured coupler, loss of ball nut or equipment failure. Installs in seconds with a universal application that fits most ball and coupler combinations. Recommended for medium to heavy trailer towing applications.
- Part No.: 953237
- Manufacture Part No.: 63237
- Weight: 2.23Kg

Dual Arm Lock, f/3" Ball Mount
A breakthrough in towing safety and peace of mind! The unique design of this towing coupler lock keeps the trailer connected to the tow vehicle, providing protection against accidental decoupling that can occur due to an unsecured coupler, loss of ball nut or equipment failure. Installs in seconds with a universal application that fits most ball and coupler combinations. Recommended for medium to heavy trailer towing applications.
- Part No.: 953238
- Manufacture Part No.: 63238
- Weight: 2.59Kg
SPECIAL ORDER - Some products may require additional information before ordering, therefore these products can not be brought online. If you wish, you can request a Call Back from the basket page, we will then contact you to complete the order.
