Large mithril keel parts

Large Mithril Keel Parts is a members-only item on the OSRS Grand Exchange in the bars category.

In-game examine text: "Parts for creating a mithril keel for larger boats."

It has a Grand Exchange buy limit of 100 every four hours, a high alchemy value of 3.8k gp, and item ID 32029.

View on OSRS Wiki

Large Mithril Keel Parts shows an active flip setup with a margin of +405 gp and 13,323 trades over the last 24 hours.

At the buy limit of 100 every four hours, max profit per cycle is about 40.5k gp — high margin with healthy liquidity.