Pack of 20,G5.3 / GU5.3 / MR16 / G4 / MR11 Round Ceramic LED Halogen Lamp Light Bulb Socket Holder Base Wire Connector Adapter MR16 (20 Pack) - Amazon.com
360 Degrees Flexible Desk Lamp Holder E27 Base Light Socket Gooseneck Clip-On Cable with On Off Switch Plugs for Night Light Bulb Grow Lights - Amazon.com
Lamp Holders, Lamp Sockets, Lamp Parts | ILT
Mobestech 10 Pcs LED Light Bulb Holder E27 Screw in Light Socket Light Holder Portable Lamp Holde rwith Hook - Amazon.com
Amazon.com: Bstenky BA15s 1156 LED Light Bulb Socket,2pcs Car Lamp Holder for Single Contact Snap-in Socket Assembly for Car and Truck Tail Light : Automotive