Longacre Racing - DX3 Professional Computerscales (72617)The Longacre Racing Hybrid DX2 and DX3 Computerscales are an ideal tool for correctly setting up your race car! Setting your corner weights correctly is one of most important practices to land you in the victory lane. The DX2 and DX3 Computerscales show memory weights and current weights at the same time for easy and fast comparison. The system features a customizable display to set up the screen to your preference, showing only what you want to see.