Features: All-metal materials, CNC precision machining, surface oxidationtreatment It has three 3/8"-16 threaded hole to directly mount the clamp onto a tripod/monopod, and also comes with three 1/4"-20 bushing adapters. Fast loading base with antiskid lock function. Add 1/4'' conversion thread to be directly connected to the ordinary camera. Built-in spirit level. Jaw can be opened from 39mm to 43mm. Fit for PU-50/PU-60/PU-100/PU-120/PU-150/PU-200. Click and Go for it. It will accommodate any Arca style plate such as, RRS, ARCASWISS/KIRK/Wimber ley/MARKINS/SUNWAYFOTO/kangrinpoche/BENRO/SIRUI etc. Specifications: Material: Aluminum Alloy Color: Black Item size: 120mm50mm11mm (LengthWidththick) Item weight: 210g Package including: 1 x Clamp for quick release plate Please note: This item is not included camera