10 x GE Low Energy Lighting 2 Pin Double Tube CFL 18w G24D-2 Cap Cool White 43168128643 | eBay
18 Watt CFL Light Bulbs | 2 Pin G24D-2 Base 2700K Soft White | 18W High Output 1200 Lumens | Double Tube Compact Fluorescent Light Bulbs Plug-in | 10 Pack by GoodBulb - Walmart.com
Viribright Lighting 13W-18W Equivalent Daylight (6000K) G24D-2 Pin Rotary Base Horizontal PL LED Light Bulb (6-Pack) in the Specialty Light Bulbs department at Lowes.com
4-Pin LED 12W 1100 Lumens 5000K Magnetic Ballast 2-PIN G24d-2 Horizontal — Rooster Supply
Leviton 26725-202 G24d-2 Base, 18W 2-Pin, 10mm Compact Fluorescent Lampholder, Vertical, Bottom Snap-In, Green Color Code, Quick-Connect 18AWG Solid or Str. Tinned, White Body - Wall Lamps - Amazon.com
GE 18w Biax D Energy Saving 2-PIN Daylight Lamp G24d-2 F18DBXT4/SPX65/865 #13017 | eBay
10 Pack Sunlite 18 Watt PLD 2-Pin Double Twin Tube G24D-2 Base Soft White for sale online | eBay