The ultimate studio tool. This Manfrotto Magic Arm is an articulated arm with centre lever to lock all 3 movements. Perfect for placing gobos, small lighting fixtures, or cameras (with the optional camera bracket). Arm length: 20.87 in.; arm tube diameters: 20mm.; attachment: type 17; attachment 2: type 17; color: black; load capacity: 6.61 lbs.; material: aluminum; weight: 2.36 lbs.