The operation is not a problem. Please check the images for scratches and dirt on the exterior. This is a magnesium alloy universal quick shoe that allows for quick and easy attachment and detachment of a camera to a tripod head by attaching it to a tripod head that is not a quick-release type. It is the successor to the universal quick shoe "Magna Quick Shoe DQ-L". Celebrating its 10th anniversary, the popular shoe part remains the same, while the base part has been improved and newly released as the "Magna Quick Shoe DQ-55". [Specifications] ● Size: 60mm (H) x 100mm (W) x 19mm (D) ● Weight: 108g ● Maximum load capacity: 2kg ● Compatible quick shoe plate: DQ-L Shoe BK