Mixed Lot-2" (five) And 3" (two) Black Steel Pipes Nipple Bulk Plumbing Supplies Magnet sticks to all areas. They are a little dirty from being stored and moved, and have a few scuffs, but they have never been used. Both the 2" and 3" pipes have an inner opening of approximately 3/4". If including the outer rim then it's closer to 1 inch.
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