F13T5CW – T5 21 Inch Under Counter Fluorescent Bulbs Cool White 4100K 13-Watt F13T5/CW 21” CW Long Life Replacement Tubes for Under Cabinet Lights – Pack of 6 Bulbs - - Amazon.com
NEW PHILIPS F13T5/CW 2PK MINI FLUORESCENT TUBE LIGHT BULB LAMP 13W G5 BI-PIN 21" | eBay