Stellarvue 48mm Extension Tube - 30mm Long

Stellarvue 48 mm Extension Tube-30 mm Long This Stellarvue 48 mm Extension Tube 30 mm Long is designed to give an additional 30 mm of length to your camera. It has an outer diameter of 2-inches as well as featuring a male thread that is about 3 mm long and a female thread at 6 mm deep. Manufacturer Product Number: SFE-M48-030