The On-Stage Stands SMS7650 Hex-Base Studio Boom Stand is designed with professional recording musicians in mind. It is equipped with two straight boom shafts that can be attached for studio recording. Or remove the front boom and use the back boom for project studio work. The boom arm slides effortlessly through the 1″ square housing and locks with a tension knob. Boom angle adjusts with a 40-tooth clutch. The 17 lb. patented base is a step above the rest as it provides a low center of gravity, giving it stability even when moved. Also includes removable casters.