Visual safety indicator
Double Locking Mechanism
Uni-Lok® - Hydraulic quick coupler
Uni-Lok® is a double-locking hydraulic quick hitch of the highest build quality with built-in safety features. Change attachments from the cab to reduce downtime and increase productivity.
Frequently Asked Questions
Uni-Lok fits any excavator from 1650 to 30,800lbs. Harford can include a full completion kit or any parts you need for a successful install.
Tell us about your excavator setup so we can advise you.
Low level of maintenance is required but we recommend keeping your Uni-Lok clean and regularly greased for your best performance and a long service life.
Visual inspection of all hydraulic couplings/hoses is required to identify any potential failures in pipework on the job.
Uni-Lok in detail
Reduce downtime and increase productivity by changing attachments without even leaving the cab.
The highly visible and audible safety indicator gives the operator complete piece of mind that the attachments are secure.