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Attachment · Mount
Strike Industries KeyMod 4 inch rail
Category
Mount
Ergonomics
-0.15
Weight
0.07 kg
Flea Price
₽4,000
Where to Buy
Mechanic (LL1)₽1,640
Flea Market (24h average)₽4,000
Frequently Asked Questions
What does the SI 4" do in Tarkov?
It is a mount with ergonomics -0.15. Ergonomics adds directly to your weapon; recoil percentages multiply its base recoil.
How much does the SI 4" cost?
It currently runs about ₽4,000 (flea market 24h average). Prices update with live tarkov.dev data.
What are alternatives to the SI 4"?
In the same slot class, look at A3 CD, A3M1 high, A3M1 low. The related list below has the full set with links to each part's stats.