GMY MR16 Halogen Bulb 50W Dimmable 12V GU5.3 Spotlight 4000Hrs Long Lifetime 2900K Warm White 800LM 36° Beam Angle Bi-Pin Base 6Pack - - Amazon.com
12-Volt Halogen Bulbs | MR16 GU5.3 Base | The Pond Guy
MR16 Halogen Bulb 35W Dimmable 12V GU5.3 Bi Pin Base Spotlight with Long 2700K 6 696577038579 | eBay
Simply Conserve ENERGY STAR GU10 50-watt EQ 50-Watt EQ LED Mr16 Soft White Gu10 Pin Base Dimmable Flood Light Bulb (100-Pack) in the Spot & Flood LED Light Bulbs department at Lowes.com
GE Halogen 20W MR16 GX5.3 Base Spot Light Nondimmable Light Bulb 3-Pack | Meijer