2-1/4" solid black Trackball assembly w/ USB & PS/2 Interface

Part # 56-5600-16

$160.57 ea.

Ships By 07/01/2024

  • 2-1/4" solid black trackball assembly with USB and PS/2 interface.  
  • Trackball has durable black polycarbonate plastic material.  
  • Custom colors available.  
  • No interface needed to connect the Happ trackball to a PC.  
  • Connects directly to either a PS/2 (mouse) port or a USB port on a PC.  
  • Compatible with Windows 98™, Windows 2000, Windows ME, Windows XP and Apple Macintosh iMac, Power PC with OS 8.5 or higher, Linux™ with USB HID support.  
  • No external power supply needed.  
  • Automatically detects whether it is connected to a PS/2 or a USB port and configures itself accordingly.  
  • Comes with a 6-foot cable that plugs into a USB or a PS/2 port.  
  • Supports up to three buttons. (Three-button functionality will require the use of a driver that supports three buttons. The standard MS driver supports only two, and the MAC OS supports only one).  
  • A wire harness is included which will connect to the Happ Horizontal, Ultimate, Competition or Illuminated pushbuttons.  
  • Includes both .187" and 250" terminal connectors for pushbuttons.  
  • Pushbuttons and mounting plate kits are sold separately

Item can also be found in other follow sections:


  • Shipping Weight: 2.12 lbs.
  • Shipping Length: 8.50 inches
  • Shipping Height: 4.50 inches
  • Shipping Width: 6.50 inches
  • Color: Black
  • Terminal Size: .187 & .250 "
  • Trackball Size: 2-1/4"

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