GU10 Lamp Holder 2A 250V Ceramic Lamp Base Connector for Halogen LED Light Bulb Downlight with Terminal Box Socket GU10 Adapter - AliExpress
DKARDU GU10 Base Socket,15CM 5.9in 250V 300W Ceramic Lamp Base Holder for LED Light Bulbs, with Spring Wire Connectors (20 Pcs): Amazon.com: Tools & Home Improvement
Satco 80-1796 GU10 ceramic socket with 1/8 IP hickey lampholder – BulbAmerica
New GU10 Base Socket Adapter Wire Connector Porcelain Halogen GU10 Lamp Holder LampHolder for LED Spot Light Bulb Ceramic - AliExpress
Halogen Ceramic Lamp Holder GU10 with Junction Box - China Lamp Base, Lamp Socket | Made-in-China.com
GU10 Lamp Holder Wire Connector Ceramic Socket for GU10 Light - China Halogen Lampholder, GU10 Lampholder | Made-in-China.com
LH0582 GU10 twist and lock bipin halogen lamp holder/socket with 6" leads