JCB 803 Mechanical Pin Grab Autolock Quick Coupler

Rhinox’s autolock quick hitch is engineered to fit JCB 803 excavators, delivering fast, secure tool changes with minimal cab exits. Its intelligent design uses an internal safety pin and a pressure‑sensitive locking finger that automatically engages when loaded, helping keep attachments locked during operation. The kit includes everything you need to install it securely on your machine: pins to attach the hitch to the arm, a lever bar to unlock, shims for precise fit, and a high‑visibility latch with a spring for reliable engagement.

• Autolock locking system: Internal safety pin and pressure‑sensitive finger automatically lock when under load, reducing the need to leave the cab for manual locking.
• JCB 803 fitment: Specifically designed to fit JCB 803 diggers, with a shim set to achieve a precise, secure connection.
• All‑in‑one installation kit: Includes hitch pins, lever bar to unlock, shim set, high‑visibility latch, and a supporting spring for dependable operation.
• Cab‑friendly operation: Most attachment changes can be completed from inside the cab, with only one exit needed to apply or release the lock.
• High‑visibility latch and spring: Bright latch and spring provide clear status and quick engagement even in challenging conditions.

This quick coupler is designed to improve attachment change speed and consistency on the job site while maintaining strong, secure connections. It’s ideal for operators who switch between buckets, grapples, breakers, and other attachments on a JCB 803, seeking a reliable, straightforward solution that reduces downtime and simplifies routine changes.