Barb-tail harpoon

Barb-tail Harpoon is a members-only item on the OSRS Grand Exchange in the bars category.

In-game examine text: "A mighty Hunter weapon. One previous owner."

It has a Grand Exchange buy limit of 40 every four hours, a high alchemy value of 21 gp, and item ID 10129.

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Barb-tail Harpoon currently has a flip margin of −43 gp, which isn't profitable to flip right now despite 543 trades over the last 24 hours.

Items with negative or zero margins like this are better watched than actively flipped until the spread widens.