Simply Conserve T8 linear 32-Watt EQ Cool White Medium Bi-pin (t8) Light Bulb at Lowes.com
US LED 17.9W Star T8 Tube Light Bulb Retrofit | Lizard Lick Lighting
ETi 48-Watt 4 ft. Linear LED Tube Light Bulb Retrofit Conversion Kit Replaces 8 ft. T8 T12 Fluorescent 7200 Lumens (8-Pack) 64101162-8PK - The Home Depot
JESLED T8/T10/T12 8FT LED Tube Light Bulbs, 50W 6000LM, 5000K Daylight White, 8 Foot Single Pin FA8 LED Fluorescent Replacement for Shops Garage Light Fixtures, ETL Listed, Remove Ballast (4-Pack) - Amazon.com