Adjustable work height and quick locking due to Quick-Clamp-System and 5/8" thread adapter. Compatible with many Bosch Professional Laser Levels. Features: High resistance to environmental influences High stability on any floor. 5/8" thread adapter. Heavy aluminium construction with double banded legs for higher stability Optimised working with line, point, rotation laser level and optical level Locking clamps for quick adjustment of height and fast disassembling Removable rubber base (protection of indoor floor) Suitable for GPL 5 C, GPL 5, GPL 3, GLL 2-15, GLL 3-50, GLL 3-80 P, GLL 2-80 P, GRL 400 H, GRL 300 HVG, GRL 300 HV, GRL 500 H/HV, GOL 20 G/D, GOL 26 G/D Professional With adapter: GLL 2-50, GLM 50, GLM 80, GLM 150, GLM 250 VF Professional