Tangda pogo pin connector D 10*16.8 Hmm spring 3A No plating 0u" gold copper C3604 260g M8 Screw thread|spring connector|threaded connectorsthreading thread - AliExpress
Tangda 4p 4pin Connector, Mobile Phone Pogo Pin Spring Thimble Needle Big Current Spring Contact Pin Connector Pitch:2.54mm Ag - Connectors - AliExpress