Ikelite 5510.24 FL Port Extension for Lenses Up To 4.25 Inches
A popular Modular Lens Extension for use with many longer length zoom lenses. The extension threads onto the base of either the Modular 8-inch Dome or the Modular Glass Flat Front for simple assembly and use in a wide variety of applications.
Accommodates lenses up to 10.8 cm (4.25-inch) long and 8.4 cm (3.3-inch) in diameter when used with the Modular 8-inch Dome. Accommodates lenses up to 10.5 cm (4.15-inch) long when used with the Modular Glass Flat Front.
In the Box