Alctron ma601 desk mountable broadcast boom arm stand the alctron ma601 is a professional adjustable desktop boom arm stand with built-in 5/8" screw, compatible with all kinds of microphones. Sturdy suspension springs and 5m xlr cable pre-inserted. Maximum bearing weight is 1kg, tilt range from 0-160 deg. Strong and sturdy with its all metal construction and black powder-coat paint, this broadcast arm is built specifically to hold heavy professional microphones for tough studio work. The strong tension springs support the heaviest mics and shock mounts. Professional quality xlr low impedance cable is pre-wired through the tubing. The extra-long threaded connector fits virtually all types of mounts and the strong locking centre hinge assures stability. Between the brackets, two springs are used for supporting and positioning, providing flexibility and stability. The maximum bearing weight is about 1kg. The bracket stands tilt range is from 0 degrees to 160 degrees. It also comes with a clamp which is used for locking the stand onto a desk. It is ideal for podcasting, broadcasting, tv show, studio, personal recording. Easy to install and use. Features: integrated cable keeps workspaces tidy quiet, stable, and professional desktop stands foldable and flexible, easy for you to store and transport stand max bearing weight is about 1kg stand’s tilt range is from 0 degrees to 160 degree clamp clamping desk thickness: 1-55mm specifications: colour: black material: metal size: 53cm x 10cm x 5cm top stand length: 530mm bottom stand length: 470mm