Articulated arm with centre lever to lock all 3 movements. Magic Arm with camera bracket 143BKT only. Features: attachment: 16mm with 1/4" female attachment attachment type attachment 2: 5/8" with 1/4-20" Female thread Camera Bracket attachment type color: black color length: 20.90 in load capacity: 5.43 lbs material: aluminum weight: 1.97 lbs