The Manfrotto 545GB Professional Tripod Legs with Floor Spreader is professional video tripod legs for loads up to 55 lb. It is an aluminum, black, 2-stage support with a floor spreader. This tripod offers great torsion rigidity for exceptional stability for indoor applications. Technical Specifiactions: Head Mount Type 100 mm Bowl3/8"-16 Male Maximum Working Height 62.4" / 158.5 cm Minimum Working Height 12.8" / 32.5 cm Closed Length 27.2" / 69 cm Materials Aluminum Leg Lock Type Flip Lock Independent Leg Spread No Leg Sections 3 Bubble Level Yes Feet Features Rubber, Removable In the Box: Manfrotto 545GB Professional Tripod Legs with Floor Spreader Spreader Limited 6-Month Warranty