Barnacle blaster
Rum, lemon and... crushed barnacles?
Barnacle blaster is a members-only item on the OSRS Grand Exchange. The latest high price is 2,500 GP (6h ago) and the low price is 100 GP (15h ago). Buying at the low price and selling at the high price would leave 2,350 GP per item after the 2% tax (2350.00% of the buy price). Buying one at the low price and casting High Alchemy with a nature rune would lose 254 GP. 6 were traded in the last 24 hours.
| High | 2,500 GP () |
|---|---|
| Low | 100 GP () |
| Tax | 50 GP |
| Margin | 2,350 GP |
| ROI | 2350.00% |
| High alchemy | 12 GP |
Buy price (insta-sell / low): 100 GP
Sell price (insta-buy / high): 2,500 GP
Margin after tax: 2,350 GP per unit. Grand Exchange tax on a sale is 50 GP.
- Members-only item
- High alchemy value: 12 GP
- Low alchemy value: 8 GP
- Base value: 20 GP
Barnacle blaster price history
- Over the past 30 days, the average high ranged from 155 GP to 2,500 GP across 4 hourly samples. From 2026-10-11 UTC to 2026-11-08 UTC, it moved from 155 GP to 2,500 GP (+2,345 GP, +1512.90%).
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Barnacle blaster price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
Is Barnacle blaster a members-only item?
Barnacle blaster is a members-only item and requires OSRS membership to trade.
What is Barnacle blaster's current buy and sell price?
At the latest update, Barnacle blaster's insta-sell (low) price is 100 GP and its insta-buy (high) price is 2,500 GP on the Grand Exchange.
How much Grand Exchange tax applies to Barnacle blaster?
A sale of Barnacle blaster pays the standard 2% Grand Exchange tax, which is 50 GP per unit at the current price.