Material: Brass; Thread: 1/4-27(standard harp thread); Overall Size: 21x26mm / 0.83x1.02 inch(D*L)Advantage: The product is made of brass material, providing good durability and stability. Convenient to use, install it with a thread.Instruction: Easy to use, just thread it into a thread pipe.Application: A common lamp parts used on the top of a table lamp,floor lamp,desk lamp, chandelier and other lamps. It not only hold the lamp shade but also decorate the lamp harp.NOTE: Please confirm the thread size.
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