... roller shelf bracket: 1, material: steel; 2, Hot dip galvanized, 3, Rust resistance treatment Specifications: Steel conveyor roller shelf bracket ... : 1, material: steel; 2, Hot dip galvanized, 3, rust resistance treatmentsteel conveyor roller shelf bracket:1, It ... used to support the roller.2,Hot dip galvanized, rust resistance.3, Roller frame is an important component of a machine. ...