SL Thumb 545 mm (21 in)

SL Thumb 545 mm (21 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 5

  • Stored Height 20.39 in

  • Overall Width 21.4 in

  • Weight 715 lb

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Product Specifications



  • Interface Type Pin Grabber

  • Length 59.34in

  • Machine Class 11 to 19 ton excavators

  • Number of Teeth/Tines 5

  • Overall Width 21.4in

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

  • Stored Height 20.39in

  • Tines Included Yes

  • Weight 715lb