- DeadBolt Coupler Lock With Housing And Knob Cones For Flush Locking Design
- Double Nickel Chrome Finish Lock Housing
- Zinc Dichromax Pin Finish
- Patented, Pickproof Screw-And-Lock Security
- Helps Prevent Attaching To An Unattended Trailer
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.
Before You Order
Verify part number RC3 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify RC3 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.



