T5 22W Circular Tube Fluorescent. The thickness is denoted by T9 or T5 this is the thickness of the glass tube itself. Warm White 3000k. Circular Bulb. Helpful Information When Buying Circular Tubes.
22W Circular Fluorescent T5 Tube G10q 4-pin 184mm Warm White 2700K
Pack of 2 Fly Killer Circular Fluorescent Tube 22W 4Pin Round 22 Watt 350 368
Crompton 22W T9 Warm White coolwhite Circular Fluorescent tube Round FC22W bulb
DUANxiaoyanK 2Pcs Round Lamp Tube,Circular Fluorescent Bulb 11W T4,Circular Light Bulb Tube,Magnifying Glass Lamp Tube
XzhixiangKing 2Pcs Circular Fluorescent Tube, 11W T4, Circular Fluorescent Bulb, Magnifying Glass Lamp Tube
2 x 60W T9 Cool White Crompton Circular Fluorescent Tube T9 Watt Round FC60W/840