Geith Easi-Klamp Mechanical Thumb (EK) The Geith Easi-Klamp Mechanical Thumb is designed to increase the versatility of your excavator while providing reliable performance and simple operation. The Easi-Klamp mechanical thumb can be installed on your excavator quickly without requiring additional hydraulic lines. This mechanical thumb provides a practical and cost-effective method of handling materials. With three pre-set positions, you will have the flexibility to handle a variety of jobs including demolition and land clearing. Features: No Additional Hydraulic Lines – A simple mechanical design that reduces the time and expense associated with installing your new mechanical thumb.Three Pre-Set Positions – Allows you to adjust the settings based on the type of material or application you are using the excavator for. Oversized Pivot Pin – Provides enhanced durability and structure to withstand the demands of the job site. One Piece Base Plate – Maximizes the stability and long-term reliability of the mechanical thumb. Heavy Duty Construction – Provides the best options for demolition, rock handling, and site cleanup.