300 MR16 GU5.3 Ceramic Socket, Halogen, LED Light Bulb, Lamp Holder Fitting Base 800000073055 | eBay
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HALCO-MR16EXN-L-HX - Small Halogen MR16 - GU5.3 - 50W - 3000K - 12 V Spot Bulb 807154175147 | eBay
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