Iron limbs

Iron Limbs is a members-only item on the OSRS Grand Exchange in the bars category.

In-game examine text: "A pair of iron crossbow limbs."

It has a Grand Exchange buy limit of 10,000 every four hours, a high alchemy value of 42 gp, and item ID 9423.

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Iron Limbs shows an active flip setup with a margin of +145 gp and 9,795 trades over the last 24 hours.

At the buy limit of 10,000 every four hours, max profit per cycle is about 1.45m gp — high margin with healthy liquidity.