M4A4 (Mainframe)
M4A4 (Mainframe) is a Industrial-grade M4A4 skin in CS2. It drops from the London 2018 Nuke Souvenir Package.
Item facts
London 2018 Nuke Souvenir PackageM4A4 (Mainframe) prices across 25 markets
Selling this skin? See what you’d get →No markets match this filter.
Each price is the total you pay, buyer fees included. The dot shows how well the venue fits your region. How we price →
No markets match this filter.
The number on the right is your net payout after the venue’s seller fee. Where to sell: all venues compared → · How we calculate net payouts → · Scam protection →
Lowest ask · 21 snapshots since Jun 17, 2026 · dashed = a gap over a week
Same collection (The 2018 Nuke Collection): Nuclear Garden · Acheron · Control Panel · Facility Sketch · Cold Fusion · Coolant · All 18 items →
More from M4A4 Skins
All →
M4A4 (Mainframe): design, wear and market
This + 9 more Industrial Grade from The 2018 Nuke Collection craft into one of:
Trade-up calculator →Across 27 markets the FN floor moved +3.3% in 53 days: $0.360 → $0.372.
How much does M4A4 (Mainframe) cost?
M4A4 (Mainframe) is listed from $0.020 on 27 marketplaces, every price with buyer fees in. Wear floors: FN $0.372 · MW $0.060 · FT $0.030 · WW $0.020 · BS $0.030.
Where can I sell or cash out M4A4 (Mainframe)?
The best net payout right now is $0.421 on DMarket after its seller fee — the Sell tab ranks every venue by what you actually keep.
Does M4A4 (Mainframe) come in StatTrak or Souvenir?
Yes: Souvenir (from $1.33) versions trade alongside the standard one. Switch with the Quality pills above and the whole page recalculates.
How do I get M4A4 (Mainframe)?
The drop source is London 2018 Nuke Souvenir Package, itself listed from $19.20; the direct market price starts at $0.020. Opening containers for one specific skin rarely beats buying it outright.