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Hydraulic Thumbs
 

 Link Style Thumb

 
 

 Non-Link Style Thumb

 
Hydraulic thumbs substantially increase an excavator’s versatility allowing the operator to grasp an object and move or place it precisely. ESCO hydraulic thumbs are available in non-link and link style versions. ESCO thumbs are designed for each specific bucket to ensure no interference through the full rotation of the thumb.
Link Style Thumb Standard Features:
  • Includes progressive linkage between the cylinder and thumb
  • Increased thumb rotation up to 175o - dependent on machine
  • Premium T-1 steel is used in critical components for superior reliability
  • Serrated teeth with webbing increases gripping action
  • Large diameter pins and bushings give longer wear life
  • Heavy-duty stops protect cylinders

Non-Link Style Thumb Standard Features:

  • Premium grade T-1 steel is used in critical components for superior reliability
  • Thumb rotation is approximately 120o - dependent on machine
  • Serrated teeth with webbing increases gripping action
  • Large diameter pins and bushings give longer wear life
  • Heavy-duty stops protect cylinders from damage.