Minimum Height: 130CM, Maximum Height: 500CM, Max boom arm extension: 300CM. Leg tube diameter: 25mm, Max Load: 7KG. The item "Photo Boom Light Stand Arm Kit Wheels 500cm 2in1 Heavy Duty 7KG Counterweight" is in sale since Thursday, February 23, 2017.This item is in the category "Cameras & Photography\Lighting & Studio\Light Stand & Boom Accessories". The seller is "pyxelstudiouk" and is located in Stoke-on-Trent. This item can be shipped worldwide.