The Leica Rugby CLA is the first upgradable rotary laser level with a very robust design that can be adapted to all construction site applications. So you can use the CLA Basic, and add options, such as the CLX 500 enabling rotation vertically, the CLX 500 makes the Rugby CLA fit in batter board, interior and other alignment applications Used with the CA #864855 support, it will become an essential ally for your building work. *Video credit: Leica Geosystems