Aladdin Mantle Lamp Company Lox-On burner top style Made of brass material with a nickel finish For use in models 12, A, B, C, 21, 21C, & 23 Product Description Specs A quality brass gallery made by the Aladdin Mantle Lamp Company. This Lox-On style gallery has a twist & lock design for Lox-On chimneys, in order to securely hold them in place on the lamp. Must use a Lox-On style chimney with this gallery. Note: Do not over tighten the chimney into the Lox-On gallery, may cause cracks in the chimney when the lamp is in use. Product Height Base Diameter Model # Aladdin Nickel Lox-On Gallery 1 – 5/8\” 3 – 1/4\” N239N For California Residents: WARNING: Cancer & Reproductive Harm – www.P65Warnings.ca.gov WARNING: Drilling, sawing, sanding or machining wood products can expose you to wood dust, a substance known to the State of California to cause cancer. Avoid inhaling wood dust or use a dust mask or other safeguards for personal protection. For more information go to www.P65Warnings.ca.gov/wood