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
20-Watt T3 12-Volt Bi-Pin Base Light Bulb, 2 x 2 Pack (4 bulbs) – IVF Store
Feit Electric BPQ20T3/RP 20-Watt T3 Halogen Bulb with G4 Bi-Pin Base, Clear, 2800K Warm White, 1.3" H x 0.3" D - Amazon.com