AdirPro Ultimate Adjustable Wall Mount/Ceiling Laser Level Bracket for Topcon, Spectra, Leica, Bosch, Hilti and Dewalt Rotary Lasers Positions laser tool on wall using clip and clamping screw or use keyhole slots to position on wall Vertical sliding platform with locking device - allows 6'' height adjustment for secure and precise 5/8"-11 mounting thread holds instrument in position mount can be used in both horizontal and laydown (vertical) positions Easy attachment - can be attached to most rotary lasers and line laser with 5/8"-11 thread