Uni-Lok® Hydraulic Quick Hitch for Digger Buckets

OEM Compatibility 

Fully Hydraulic

Low Maintenance

Double Locking


Visual Safety Indicator

Unilok Hydraulic Switch

One Switch operation from the cab

Uni-Lok® Hydraulic quick hitch

The Uni-Lok hydraulic quick hitch is a double-locking hitch of the highest build quality with integral safety features. Change attachments from the cab to reduce downtime and increase productivity.

Frequently Asked Questions

Uni-Lok fits any excavator from ¾ to 14 Tonnes. Harford can include a full fitting 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. 

All spare parts are available in the event of failure or damage. Full after sales resources and support is available.

Please contact our sales team, they will be more than happy to advise you on the best coupler for your needs

See this image in the link below


All Harford products and components are covered by a 2 year warranty, for details see here

Uni-Lok Quick Hitch in detail

See Kirstie from our sales team using Uni-Lok

The Uni-Lok Quick Hitch reduces downtime and increase productivity by changing attachments without even leaving the cab.

The highly visible and audible safety indicators, give the operator complete piece of mind that the attachments are secure.

Uni-Lok fits machines up to 14 Tonnes

Tough, durable, easy to fit and operate, and a low maintenance program makes the Uni-Lok the preferred choice for a quick coupler

Upgrading to a Tilt Hitch will equip your machine for any job you can throw at it

Full installation and operating instructions are provided here, spare parts are available to purchase here

Looking for Digger buckets or attachments that are a perfect match with Uni-Lok?

Unilok Safelock Prolok Bucket Quick Hitch
Unilok Safelock Prolok Bucket Quick Hitch
Unilok Safelock Prolok Bucket Quick Hitch Excavator

Our extensive range of attachments are available to make the toughest of jobs that bit easier

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