20W Halogen Bulbs 20 Watt T3 G4 Base 12 Volt Halogen Light Bulb 20W 12 Volt T3 JC Lamp for Landscape Track Lighting,G4 T3 Bi-Pin Base,Clear,Warm White,Pack of 10 - - Amazon.com
12 Volt, 20 Watts, MR11, UV Glass Face, G4 Bi-Pin Base FTD Flood Halogen | CBconcept
Feit Electric 20-Watt 12-Volt T3 JC G4 Bi-Pin Base Dimmable Landscape Garden Halogen Light Bulb, 2800K Bright White (12-Pack) BPLVQ20T3/2/HDRP/6 - The Home Depot