The second generation of Haidas innovative M10 100mm filter holder. The M10 II holder features a new non-slip design to allow easier use in all weather conditions. It has been redesigned with a new locking design for faster attachment to the adapter ring, new filter guides that snap into place, eliminating the need to remove screws to add or remove a guide. Finally, the M10-II filter holder features a new locking button that keeps the holder in place after rotating.