Complete Laser Tool Positioning System. Pole?? clamp and tool mount are all included.</br>Swiveling Threaded Mount (1/4-20) for attachment of line or point layout laser</br>Quick-Set Clamp. Easy placement at any virtually any height between floor and ceiling</br>Accepts optional Bosch WM1 Universal Mount and its microfine height adjustment system and has a Pole Range of 4.6 - 11.5-Feet.</br>Fast and Easy Set-Up. Rotation of pole sections sets positions. Also features Anti-Slip Surface on-Feet and Ball-Jointed Head Plate for secure placement at floor and ceiling.</br></br>Product Description</br></br>Pole System with 1/4-20 Thread Mount</br><br/>http://www.amazon.com/gp/product/B001U89QH4