Ammo suited for a boat's cannon.
16 gp
Updated 3m ago
Iron cannonball is currently trading at 16 gp on the Grand Exchange and is up 6.7% over the last 24 hours. Current instant-buy and instant-sell prices are 15 gp and 16 gp.
Category: bars · Members only · View on OSRS Wiki
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Iron Cannonball is a members-only item on the OSRS Grand Exchange in the bars category.
In-game examine text: "Ammo suited for a boat's cannon."
It has a Grand Exchange buy limit of 11,000 every four hours, a high alchemy value of 2 gp, and item ID 31908.
Margin: 1 gp per flip
Volume: 1,112,955 trades / 24h
Buy limit: 11000 every 4 hours
Max profit/cycle: 11.0k gp
Verdict: High margin with healthy liquidity
Iron Cannonball shows an active flip setup with a margin of +1 gp and 1,112,955 trades over the last 24 hours.
At the buy limit of 11,000 every four hours, max profit per cycle is about 11.0k gp — high margin with healthy liquidity.
| Time | Buy avg | Buy vol | Sell avg | Sell vol | Margin |
|---|---|---|---|---|---|
| 6m ago(8/5/2026) | 15 | 41 | — | – | – |
| 11m ago(8/5/2026) | — | – | 16 | 3000 | – |
| 16m ago(8/5/2026) | 15 | 1515 | — | – | – |
| 21m ago(8/5/2026) | 15 |
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| 36 |
| 16 |
| 3500 |
| 1 |
| 26m ago(8/5/2026) | 15 | 53 | — | – | – |
| 31m ago(8/5/2026) | 15 | 4257 | 16 | 2000 | 1 |
| 36m ago(8/5/2026) | 15 | 288 | — | – | – |
| 41m ago(8/5/2026) | — | – | 16 | 2000 | – |
| 46m ago(8/5/2026) | 16 | 3000 | — | – | – |
| 51m ago(8/5/2026) | 15 | 16 | — | – | – |
| 56m ago(8/5/2026) | 15 | 15 | — | – | – |
| 1h ago(8/5/2026) | — | – | 16 | 600 | – |
| 1h ago(8/5/2026) | — | – | 13 | 47 | – |
| 1h ago(8/5/2026) | — | – | 14 | 899 | – |
| 1h ago(8/5/2026) | 13 | 2 | — | – | – |
| 1h ago(8/5/2026) | 15 | 5071 | — | – | – |
| 1h ago(8/5/2026) | 13 | 10 | — | – | – |
| 1h ago(8/5/2026) | 13 | 2200 | 15 | 3824 | 2 |
| 1h ago(8/5/2026) | — | – | 15 | 600 | – |
| 1h ago(8/5/2026) | 13 | 10 | 15 | 3000 | 2 |
| 2h ago(8/5/2026) | 13 | 1924 | — | – | – |
| 2h ago(8/5/2026) | 15 | 1001 | 14 | 11002 | 0 |
| 2h ago(8/5/2026) | 13 | 23 | 15 | 1000 | 2 |
| 2h ago(8/5/2026) | 13 | 45 | 13 | 45 | 0 |
| 2h ago(8/5/2026) | 15 | 10203 | 13 | 60 | 0 |
| 2h ago(8/5/2026) | — | – | 15 | 1000 | – |
| 2h ago(8/5/2026) | 15 | 5577 | 15 | 1071 | 0 |
| 2h ago(8/5/2026) | 14 | 2423 | 14 | 1523 | 0 |
| 2h ago(8/5/2026) | — | – | 14 | 1102 | – |
| 2h ago(8/5/2026) | 15 | 1302 | 13 | 2 | 0 |
| 3h ago(8/5/2026) | 14 | 223 | — | – | – |
| 3h ago(8/5/2026) | 14 | 600 | — | – | – |
| 3h ago(8/5/2026) | 14 | 500 | 15 | 7000 | 1 |
| 3h ago(8/5/2026) | 13 | 180 | — | – | – |
| 3h ago(8/5/2026) | 13 | 18 | — | – | – |
| 3h ago(8/5/2026) | 13 | 5018 | 13 | 18 | 0 |
| 3h ago(8/5/2026) | — | – | 14 | 56 | – |
| 3h ago(8/5/2026) | — | – | 13 | 133 | – |
| 3h ago(8/5/2026) | — | – | 15 | 2002 | – |
| 3h ago(8/5/2026) | 13 | 3 | — | – | – |
| 4h ago(8/5/2026) | 13 | 66 | 15 | 951 | 2 |
| 4h ago(8/5/2026) | 13 | 12 | 13 | 187 | 0 |
| 4h ago(8/5/2026) | 13 | 902 | — | – | – |
| 4h ago(8/5/2026) | 13 | 980 | 15 | 3000 | 2 |
| 4h ago(8/5/2026) | 13 | 10 | — | – | – |
| 4h ago(8/5/2026) | — | – | 15 | 2000 | – |
| 5h ago(8/5/2026) | 15 | 2000 | 14 | 8686 | 0 |
| 5h ago(8/5/2026) | — | – | 14 | 1000 | – |