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 | 20.4in |
| Overall Width | 21.4in |
| Weight | 643lb |
| Length | 56.5in |
| Rotation | Two static working positions at 90° and 105° |
| Tines Included | Yes |
| Machine Class | 11 to 19 ton excavators |
| Interface Type | Pin Grabber |
For Stiff Link Thumb 4-tooth 545 mm (21 in): 378-2327 , the Financing Calculator will calculate your estimated monthly payments, while the Affordability Calculator will help you determine what you can afford based on your desired monthly payment.
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SL Thumb 545 mm (21 in)