Secure Locking Mechanism: Made from strong metal alloy, this trailer connector helps deter unauthorized access for towing equipment, mobile dwellings and other vehicles, keeping valuables protected with its construction Protective Coating: The dark finish helps rust and maintains functionality under various weather conditions while keeping the in good shape Easy to Use Function: Simply rotate the flat 5 7 times to activate or deactivate without needing extra tools, offering simple action suitable for various users and situations Compact Size: Measuring 1 / 4 inch in width and 3 / 4 inch in length, this small is easy to carry and store, conveniently fitting in pockets or vehicle compartments when required Versatile Compatibility: Designed to work with towing equipment, marine vessels, mobile dwellings, commercial trucks and passenger cars, this flexible provides stable fastening across different vehicle types, Manufacturer: MCAOAL