Inspect a FT copy in game M4A4 (Mainframe) (Field-Tested)
M4A4 (Mainframe) (Field-Tested) 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) (Field-Tested) prices across 19 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 · 74 snapshots since Apr 12, 2026 · dashed = a gap over a week
Same collection (The 2018 Nuke Collection): Nuclear Garden · Acheron · Control Panel · Facility Sketch · Cold Fusion · Bulkhead · 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 25 markets the FT floor moved -16.7% in 184 days: $0.030 → $0.025.
Cheapest venue vs Steam right now: $0.025 apart (50%).
How much does M4A4 (Mainframe) cost?
M4A4 (Mainframe) is listed from $0.025 on 25 marketplaces, every price with buyer fees in. Wear floors: FN $0.090 · MW $0.050 · FT $0.025 · WW $0.030 · BS $0.030. Steam asks $0.050 for the same listing.
Where can I sell or cash out M4A4 (Mainframe)?
The best net payout right now is $0.039 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 $0.280) 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 $27.75; the direct market price starts at $0.025. Opening containers for one specific skin rarely beats buying it outright.