GE 16954 - F40/30BX/SPX41 Single Tube 4 Pin Base Compact Fluorescent Light Bulb
$11.49
GE 40 watt - T5 - 4-Pin (2G11) Base - 4,100K - Cool White - Single Tube - SPX Series - High Lumen - Biax | GE Compact Fluorescent Light Bulb (F40/30BX/SPX4