Protects sensitive internal components from infiltration and damage during outdoor, travel photography, or studio environment requiring frequent lens changes Replacement lens suitable for D600, D750, D800, and D810 cameras ensures secure mounting and through ABS+metal construction Features wear proof ABS machined thread that undergo rigorous checks for perfect alignment Ideal for professional photographers and DSLR enthusiasts seeking camera to maintain equipment integrity during intensive Ergonomic design through its matte finish housing that prevents light reflection while maintaining original camera aesthetics