Osram Slyvania 18 Watt UV Compatible Bulb for 21054, HNS L 18W 2G11, UV Lamp
You are purchasing one Osram Slyvania 18 Watt UV Compatible Bulb for 2 1054, GFT18DL/2G11/SE/OF, HNS L 18W 2G11, UV Lamp. Base: 2G11. The compact size of bulb allows for a small system design and design flexibility.