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GSC International 407-3-DZ Glass 1oz Dropper Assembly, 7mm by 75mm, for 18/400 threaded necks
Glass 1oz Dropper Assembly, 7mm by 75mm, made for 18/400 threaded necks. Pack of 12. We sell many different sizes of dropper assemblies, varying by size, capacity, and the size of threaded neck they are designed to fit.