XUME quick release adapters allow filters to be instantly mounted onto any lens in any orientation. This patented design system is the fastest & easiest solution for photo & video filter users nothing to align no moving parts & completely safe for your gear. The Manfrotto XUME system consists of two main components the filter holder & the lens adapter. Attach them respectively onto the filter & lens & thanks to the magnetic connection they instantly mount together avoiding the need for tedious screwingunscrewing. The Manfrotto XUME filter holder has a good quality finish. As soon as it is fixed onto a same size filter it becomes one with your gear. It works with any circular filter including Manfrottos broad photo filter offering UV circular polarising ND & protect ranges. A same size Manfrotto XUME lens adapter is required in order to use this filter holder.