Feit Electric 50-Watt MR16 GU5.3 Bi-Pin Dimmable 12-Volt Halogen Light Bulb, Bright White (3-Pack) BPEXN/CG/3/HDRP - The Home Depot
FEIT Electric 50-Watt Halogen GY6.35 Base Bulb - BPQ50T4/RP | Blain's Farm & Fleet
CBconcept - 10 Bulbs - 12 Volt, 50 Watts , MR16, UV Glass Face, GU5.3 Bi-Pin Base Halogen Light Bulb, For Accent lighting, Tracking Light, Landscape Lights, Exhibit Art Gallery - Designed in CA