Pass & Seymour 8601 Mogul Base Lamp Socket by Pass & Seymour : Amazon.ca: Tools & Home Improvement
LEVITON 9885 Lamp Holder for Medium Screw Incandescent Lamp 600 V
Leviton 8681 Mogul-Medium Base, One-Piece, Adapters and Extensions, Incandescent, Glazed Porcelain Lampholder, To Be used in Porcelain Sockets Only (White), Light Sockets - Amazon Canada
Leviton Mogul-Medium Base Incandescent Socket Adapter | The Home Depot Canada