BULBRITE KRYPTON/XENON T3 DOUBLE-CONTACT BAYONET (BA15d) 60W DIMMABLE – Bulb Center
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XRZT Ba15d Led Bulbs 120V, T3/T4 Led Bulb, 7W Led Equivalent 75W Halogen Bulbs, Dimmable Warm White 3000K Double Contact Bayonet Base for Sewing Machine Lamp, Pack of 4 - Amazon.com