Cat® Pro Series Hydraulic Thumbs (Pro and Pro Plus models) offer the best load control and are rugged enough for demolition, handling rip rap and other heavy-duty tasks.

Studio Shot
Front View
Top View
Left View
Rear View
Bottom View
Right View

Features

  • Application

    Cat® Pro Series Hydraulic Thumbs allow precise load control. They are well suited for day-in and day-out use of handling larger, longer items.

  • Maximum Bucket Coverage

    Maximum Bucket Coverage

    Pro Plus thumbs feature extra links to push the thumb farther, providing 100% coverage of bucket rotation.

  • Maximum Control

    Maximum Control

    Have full thumb control at maximum bucket and thumb extension. This also allows for greater thumb control when bucket is closer to machine and below grade.

  • Shut-Off Valves

    Shut-Off Valves

    Allows for attachment of other work tools without removing thumb (ex. Hammer). The shut-off valve also functions as a hydraulic lock when not in use.

  • Retractable Thumb

    Retractable Thumb

    Retractable thumb allows normal bucket loading when not in use.

  • Cross-Tube Design

    Cross-Tube Design

    Maintains rigidity while offering optimized visibility for better site into bucket when lifting irregular loads.

  • Thumb Tine Spacing

    Thumb Tine Spacing

    Optimized tine and bucket tooth spacing allows thumb and bucket to mesh together without interference. Different width buckets can be used with the same thumb for maximum flexibility.

Specifications

Units for specifications

General

Number of Teeth/Tines 4/2
Stored Height 26.4 in 671 mm
Overall Width 17.7 in 449 mm
Weight 354.9 lb 161 kg
Length 38.6 in 980 mm
Rotation 165 degrees
Tine Spacing 10 in 254 mm
Tine Thickness 0.8 in 20 mm
Tines Included Yes
Machine Class 8 Ton Mini Excavators
Interface Type Pin On

Videos

  • Cat® Cat Thumbs at Work
  • Cat® 1-Ton Thumb at Work
  • An Attachment for Every Job - Cat® Work Tool Attachments