M4A4 | Mainframe
More accurate but less damaging than its AK-47 counterpart, the M4A4 is the full-auto assault rifle of choice for CTs. A black and white circuit board pattern has been applied. At the heart of it all
Marketplace pricing
Compare live listings across every marketplace Skinstrack monitors.| Marketplace | Price | Offers | Action |
|---|---|---|---|
 UuskinsVerified | $0.13 | 2,767 | Visit UuskinsVisit |
 CSFloatVerified | $0.23 | 403 | Visit CSFloatVisit |
 AvanmarketVerified | $0.24 | 12 | Visit AvanmarketVisit |
 EcosteamVerifiedbuy order $0.22 · buy order count 8 | $0.24 | 377 | Visit EcosteamVisit |
 LisskinsVerified | $0.24 | 163 | Visit LisskinsVisit |
 Skinswap CnVerified | $0.24 | 28 | Visit Skinswap CnVisit |
 SihappVerified | $0.25 | 1 | Visit SihappVisit |
 SkinBaronVerified | $0.25 | 91 | Visit SkinBaronVisit |
See these prices right on Steam with the free Skinstrack Chrome extension.
Inspect M4A4 | Mainframe in 3D
Rotate, zoom and change the float and pattern, lit by the original CS2 maps.About M4A4 | Mainframe
The M4A4 | Mainframe is a Industrial Grade rarity. More accurate but less damaging than its AK-47 counterpart, the M4A4 is the full-auto assault rifle of choice for CTs. A black and white circuit board pattern has been applied. At the heart of it all It is part of the The 2018 Nuke Collection and is available in multiple wear conditions ranging from Factory New to Battle-Scarred. It is unboxed from the London 2018 Nuke Souvenir Package. Its float range of 0.00 to 0.50 covers every exterior from Factory New to Battle-Scarred. The finish is dominated by gray. A Souvenir version exists alongside the standard finish and trades at its own price.
Where to buy M4A4 | Mainframe at the lowest price
The cheapest current listing is $0.13 on Uuskins. On Steam Community Market the price is $0.37, while Buff163 listings start at $0.26. At $0.13 it is a budget-tier pickup by CS2 standards. Prices update continuously across 24marketplace sources and may vary with demand, listing availability and each platform's fees.
M4A4 damage and stats in CS2
In-game values read from the CS2 game files, shared by every M4A4 skin.The M4A4 costs $2,900.00 in game, deals 33 base damage per shot and pays $300.00 per kill. It fires in full auto at 667 shots per minute, keeps 70% of its damage through armor, holds 30 shots per magazine with 120 in reserve and lets you move at 225 units per second. Skins are cosmetic only: a M4A4 finish never changes these numbers.
M4A4 | Mainframe market data and statistics
M4A4 | Mainframe price analysis
Based on historical price change data across multiple timeframes.M4A4 | Mainframe is facing strong short-term selling pressure. Prices have dropped notably in recent days, buyers may find good entry points.
M4A4 | Mainframe has declined significantly over the long term. Persistent selling pressure suggests reduced collector interest or increased supply.
M4A4 | Mainframe price history
Daily reference price recorded by Skinstrack since Oct 20, 2025.Since Oct 20, 2025, M4A4 | Mainframe has traded between $0.13 on Nov 23, 2025 and $0.54 on Jun 9, 2026. At the current reference price of $0.23 it sits 57.4% below that high and 76.9% above that low. Buff163 set the reference price on 36 of the last 84 recorded days.
M4A4 | Mainframe prices by exterior condition
M4A4 | Mainframe is available in 5 exterior conditions: Factory New, Minimal Wear, Field-Tested, Well-Worn and Battle-Scarred. Below are the lowest prices and listing counts for each. Supply is widest in Factory New with 11,440 listings across 24 markets.| Exterior | Type | Lowest price | vs FN | Listings | Marketplace |
|---|---|---|---|---|---|
| Factory New | Standard | $0.13 | - | 11,440 |  Uuskins |
| Minimal Wear | Standard | $0.04 | -69.2% | 7,874 |  Csmoney |
| Field-Tested | Standard | $0.02 | -84.6% | 8,969 |  SkinBaron |
| Well-Worn | Standard | $0.03 | -76.9% | 1,508 |  Skinport |
| Battle-Scarred | Standard | $0.03 | -76.9% | 982 | Skinport |
| Factory New | Souvenir | $1.07 | - | 1,430 |  Buff163 |
| Minimal Wear | Souvenir | $0.52 | -51.4% | 640 | Buff163 |
| Field-Tested | Souvenir | $0.21 | -80.4% | 1,183 | Buff163 |
| Well-Worn | Souvenir | $0.56 | -47.7% | 330 | Csmoney |
| Battle-Scarred | Souvenir | $0.58 | -45.8% | 194 |  DMarket |
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