SL Thumb 505 mm (20 in)

SL Thumb 505 mm (20 in)

Cat® Stiff Link Thumbs are the ideal add-on to add versatility to your Cat machines. Designed for specific excavator and bucket combinations, they help you take on more materials without compromising fuel efficiency. We built them to upgrade your machine to handle larger, bulkier materials.

  • Number of Teeth/Tines 4

  • Stored Height 18.8 in

  • Overall Width 20 in

  • Weight 596 lb

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Product Specifications



  • Interface Type Pin On

  • Length 58.6in

  • Machine Class 11 to 19 ton excavators

  • Number of Teeth/Tines 4

  • Overall Width 20in

  • Rotation Two static working positions at 90° and 105°

  • Stored Height 18.8in

  • Tines Included Yes

  • Weight 596lb