Granite legs

Granite Legs is a members-only item on the OSRS Grand Exchange in the other category.

In-game examine text: "These look pretty heavy."

It has a Grand Exchange buy limit of 70 every four hours, a high alchemy value of 39.6k gp, and item ID 6809.

View on OSRS Wiki

Granite Legs shows an active flip setup with a margin of +14.2k gp and 813 trades over the last 24 hours.

At the buy limit of 70 every four hours, max profit per cycle is about 990.5k gp — high margin with healthy liquidity.