Kase Armour Magnetic ND64000 16-Stop ND 4.8 Filter

Designed exclusively for the Kase Armour 100mm Filter System, the ND 4.8 is a 16-stop filter that attaches magnetically to the Armour filter holder. The shockproof glass features waterproof, oil proof, and dust proof nano coatings and is mounted in a light weight aluminum alloy frame.