This Manfrotto Ground Level Spreader is designed to be used with non spiked series tripods. Universal in design, it has a variable diameter width controls from 80cm to 130cm. This replaces the Manfrotto 3155. Color: black; footprint - maximum diameter: 51.18 in.; footprint - minimum diameter: 31.50 in.; height: 0.59 in.; material: technopolymer; weight: 1.43 lbs.