Leviton 019-0-000 1-Circuit 2-Piece Keyless Lamp Holder with Tew Wire Leads, 660 W, Incandescent, Medium, 8101, White

Legrand 8052CC10 Medium Base Lamp Holder, Bracket Mounted 660-watt 250-volt, porcelain, white

Legrand - Pass & Seymour 9880CC10 Medium Base Lamp Holder Porcelain Surface Amount Type, Two Piece Construction

Leviton 9350 012-0-000 1-Circuit 2-Piece Keyless Lamp Holder, 660 W, Incandescent, Medium, White

Leviton 001-09880 PORCELAIN LAMPHOLDER, White

Leviton 9885 Medium Base, One-Piece, Keyless, Incandescent, Unglazed Porcelain Lampholder, White

Surface Mount Medium Base Porcelain Socket Leads 6" Holes 2" C-C

Leviton 9878 Incandescent Lampholder, Keyless, Porcelain, Medium Base, 660W, 600V, White

Black Period Style E26/ E27 Light Sockets. E26 Medium Screw Light Holder Black Edison Retro Pendant lamp holder. Edison Bulbs Vintage Pendant Lamp Retro Holder 200℃ Heat Resistant &Lamp Socket (6PACK)

Leviton 8880 002-0-000 1-Circuit 1-Piece Keyless Lamp Holder, 660 W, Incandescent, Medium, White