Standard #2 Size threaded Oil Lamp Filler Adapters Available By the Piece !
# 2 on the right is 1 1/8 inches in diameter.
Pull Latch out on side to Flip Up & Open Type.
Never Used N.O.S. or New Old Stock.
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Original Antique Americana, Clocks, Period Lighting, Patriotic, U.S. Militaria, and Original Photos.