Longbow

Longbow is a free-to-play item on the OSRS Grand Exchange in the weapons category.

In-game examine text: "A nice sturdy bow."

It has a Grand Exchange buy limit of 18,000 every four hours, a high alchemy value of 48 gp, and item ID 839.

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Longbow shows an active flip setup with a margin of +947 gp and 5,972 trades over the last 24 hours.

At the buy limit of 18,000 every four hours, max profit per cycle is about 17.05m gp — high margin with healthy liquidity.