Bosch BM3 Professional Wall Mount with Ceiling Clamp for use with Bosch GLL Laser Products The Bosch BM1 can be used with the Bosch GLL2-15, GLL2-50 & other Bosch laser products.
Features: The clamp makes the BM3 ideal for ceiling applications Height adjustment for safe & precise alignment Quick & easy fixing of the line laser Easy fixing of the laser level