Leviton 3352-1 Medium Base, One-Piece, Keyless, Incandescent, Phenolic Lampholder, Bracket Mount, Single Circuit, Back Wired, Black industrial_Oct2022 No sharp blades and no

No sharp blades and no scrapers

tri-magnesium citrate

Steel metal

it can bear at least 4kg

Leviton 3352-1 Medium Base, One-Piece, Keyless, Incandescent, Phenolic Lampholder, Bracket Mount, Single Circuit, Back Wired, Black industrial_Oct2022 No sharp blades and noLeviton 3352 1 Medium Base, One Piece, Keyless, Incandescent, Phenolic Lampholder, Bracket Mount, Single Circuit, Back Wired, Black 1. 25 INCH DIA X 1. 44 INCH H SIZE; UL, CSA APPROVAL; 250 V VOLTAGE RATING; BRACKET MOUNTING; PHENOLIC BODY MATERIAL; 1 PIECE CONSTRUCTION; 660 W LAMP WATTAGE; (2) SCREW TERMINAL TYPE; KEYLESS OPERATOR TYPE; 1 CIRCUIT(S); MEDIUM LAMP BASE; BLACK BODY COLOR From the Manufacturer Medium Base, One Piece, Keyless,