NSI 3 axis trackballs

• Z-axis control wheel for scroll/zoom capability
• Removable ball - 38mm or 50 mm ball
• Same functionality as mouse scroll wheel or rotary encoder
• 3 Mounting Points - optimised for panel switch proximity
• Smooth operation in rugged environments
• Various top plate configurations available
• Allows Complete Customisation
• High quality; smooth bearing for Z-axis
• Ideal for applications where feel is critical.
• USB/PS2 (auto-select) or quadrature

Full specs available HERE