Bessey STE-LH Multi-Function/Laser Fixture - Accessory with 1/4" thread for holding a laser, camera etc. Can be used without tools on round (0-45 mm) and angular (0-55 mm) support parts such as ceiling and assembly supports, profiles, ladders. L-shaped rotating fixture with 2 rotation axes: 360¡ next to fixing clamp, 180¡ at threaded connection.