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OSRS Grand Exchange

Black locks

Black locks icon
Black locks
P2P F Buy limit: 8 per 4 hours

Perhaps someone can do something with this.

Black locks flips for around 336 GP profit per unit. The Grand Exchange requires a Members account to trade this item, with a buy limit of 8 units every 4 hours. The 2% Grand Exchange tax applies to sales, capped at 5,000,000 GP per item.

Live flip margin

Buy at
1,000
Sell at
1,363
Margin (after tax)
+336
ROI
+33.6%
Daily volume
0
Profit per limit
2.7K
High alch
1.9K
Flip grade
F

Prices snapshot from the official RuneScape Wiki API. Refreshed at build time: Sat, 25 Apr 2026 17:29:08 GMT. Open the tool for live prices that refresh every two minutes.

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