Leviton 49875-740 Medium Base Outlet Box Mount Incandescent Lampholder, Keyless, 660W, 250V, White | Canadian Tire
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GE Porcelain Lampholder with Pull Chain, Medium Base, Indoor Lighting, Mount on 3-1/4” or 4” Box, 250VAC/660W, UL Listed, White, 18303, Light Sockets - Amazon Canada
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GE Keyless Porcelain Lampholder, Medium Base, Indoor Lighting, Mount on 3-1/4” or 4” Box, 250VAC/660W, UL Listed, White, 18304, Light Sockets - Amazon Canada
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Leviton Part # 8829-CW2 - Leviton 660-Watt Medium Base Single Circuit Keyless Outlet Box Mount Plastic Incandescent Lampholder, White - Lampholders - Home Depot Pro
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Maxxima Keyless Porcelain Lamp Holder, One-Piece Medium Base, Outlet Box Mount, 660W (2-Pack), Tools & Home Improvement - Amazon Canada
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