Kirk Quick Release Monopod Head, 80 lb Load Capacity, 3.63" Height, 2.13 Diameter Kirk Quick Release Monopod Head - Kirk 5 Year Limited Warranty Load Capacity: 80 lbs (36.3kg) Quick Release: Clamp (Rotates 90deg.) Tripod Mount Thread Size: 3/8" Height: 3.63" (9.2cm)