Johnson 2 beam Self Leveling Cross-Line Laser 1 pcJohnson's 40 6603 Self Leveling Cross Line Laser displays plumb and level layout lines to help you layout your jobsite quickly and accurately. A 1 4 in. 20 tripod thread and manual mode also let you project orthogonal lines at any angle, for stairs and other non level applications. UPC: 049448066032 Manufacturer Part No: 40 6609 Number of Beams: 2 beam Brand Name: Johnson Self Leveling: Yes Product Type: Cross Line Laser Width: 5 3 4 in. Length: 2 1 2