Rope

Rope is a free-to-play item on the OSRS Grand Exchange in the skilling category.

In-game examine text: "A coil of rope."

It has a Grand Exchange buy limit of 250 every four hours, a high alchemy value of 10 gp, and item ID 954.

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Rope shows an active flip setup with a margin of +2 gp and 69,105 trades over the last 24 hours.

At the buy limit of 250 every four hours, max profit per cycle is about 500 gp — high margin with healthy liquidity.