Caterpillar's Pro Series Hydraulic Thumbs mount on the bucket pin of hydraulic excavators in the Cat 311 through 329 model range and move along the same arc as the bucket edge for a solid grip and ...

Pro Series hydraulic thumbs for Cat hydraulic excavators in the 311 through 329 model range mount on the bucket pin and move along the same arc as the bucket edge. The operator controls the thumb ...

Includes a Heavy-Duty Excavator Bucket, a Main Pin Hydraulic Thumb and D-Lock Coupler suited for excavators from 5,000 to 25,000 lbs. Bucket Thumbs. Mecalac Hydraulic Thumb.

Following the excavator bucket tip through an extended range of motion, the Geith hydraulic Pro-Link thumb from DII Attachments offers rotation of at least 180 degrees for improved material pick-up ...