20W GY8 120V Short Halogen Bi-Pin Bulb for Puck Light - (1 Bulb) - iLumina Lighting
6 Pack Halogen Light Bulbs MR11 12V 20 Watt Bulb Bi-Pin Base Hi Lumens Long Life - Walmart.com
20W Halogen Light Bulbs MR16 GU5.3 Spotlight Energy Saving Bulb in 5/10/20 Packs | eBay
G4 LED Bulbs 12V 20W Halogen Bulb Replacement, HengBo G4 Bi Pin Base JC Type T3 Light Bulb Warm White 3000K for Under Cabinets Home Lights, Non-Dimmable, (Pack of 10) - Amazon.com
B Series - Quartz Halogen Lamp 12V/20W - (1101002400427) | Motic Microscopes
Halogen bulb with G4 base, 20W, 220-240V | AMPUL.eu
Amazing power G4 LED Bulb, 12V Bi Pin Base Bulb, NOT Dimmable G4 20W Light Bulb Equivalent, Warm White 3000K, 5-Pack - Amazon.com
G4 Bulb 12V 20W Bi-pin Base Light Bulb for Landscape Lights - 10 Pack | eBay