SY-E26-42,E26 Lamp holder...
SY-E12-41,E12 Lamp holder...
SY-E12-40,E12 Lamp holder...
SY-E12-39...
SY-E12-38, phenolic Lamp holder...
SY-E12-37, phenolic lamp holder...
SY-E26-36,bakelite lmap holder...
SY-E26-35 phenolic lamp holder...
SY-E26-34 E26 bakelite lamp holder...