Positioning Device Kit Overall Length 7 1/2 in Accessory Type Positioning Device Kit Overall Height 7 7/8 in Overall Width 4 1/4 in Compatible with Level Type Laser Levels Material Plastic Color Black Compatible with Manufacturer Model Number GCL 2-50 G Professional GLL 2-15 G Includes DK10 Ceiling Clip LB10 L-Bracket Positioning Device Number of Pieces 2 Thread Size 1/4 in Voltage Not Applicable