Phenolic E12 light sockets smooth skirt:
Features: E12 light sockets smooth skirt.
Model: JMS-E12-39
Rating:75W-125V
Hull: Bakelite
Approval: UL,CE RoHS
Terminal: smooth skirt.

Shells are made of Durable Phenolic Plastic (Bakelite) and E12 light sockets are Metal Lined Lamp holders Use Standard Household Bulbs
Metal Mounting Brackets are Threaded 1/8 IP and need 7/16″ diameter mounting hole.
Can be used with light bulbs up to 660 watts.