1) Item No.: B22D/25*26 

2) Material: brass

3) Without threads, bayonet type,the lamp cup has three contact points

4) Surface finishing: brass nickel plated

5) Insulator: glass

6) Apply to led bulb ,LED lamp,civil lamp,automotive lamp

7) Certification: ROHS, SGS

8) Compliance with international standards

9) Other Specification: B15D,BA15S,BA15D,BA20D,B21S,B21S,B22D,lamp socket,Conversion socket,Special lampholder

10) Sea transportation, safe and reliable structure