Details
- Weapon
- M4A1-S
- Float range
- 0.00 – 0.90
- Category
- Rifles
- Paint index
- 301
- Legacy model
- No
- Pattern
- Atomic Alloy
- Side
- Counter-Terrorists
- Trade-up contracts
- Eligible
Colours
Red 40%
Black 29%
Orange 17%
Other 14%
Market activity
- Liquidity
- 19 / 100
- Low
- Popularity
- 93 / 100
- Strong
Demand 7
Cost to sell 68
Speed to sell 6
Market supply 69
Sales velocity 71
Steam order book
A tier liquidity- Highest buy order
- $215.19
- Lowest sell listing
- $223.30
- Spread
- $8.113.63%
1.2k buy orders 24 sell listings
Where it comes from
Renders
Factory New
Game files
The textures CS2 builds this skin from, extracted from the game files.
Anodized — pattern + paletteA base pattern recoloured by the palette below — same design, different colours.
Palette
Classified 
The Huntsman Collection
The Huntsman CollectionM4A1-S Atomic Alloy (Factory New)
Factory New
- Median
- $172.85
- 24 hours
- −0.2%
-
- 7 days
- −3.9%
-
- 30 days
- +18.6%
-
1,427 listings across all markets
Marketsfor M4A1-S | Atomic Alloy (Factory New)
16 with a price
SkinSell Lowest60 listed $167.92 Buy
HaloSkins60 listed $171.37 Buy
ShadowPay23 listed $171.96 Buy
CSBoard479 listed $172.26 Buy
CS.MONEY— $172.45 Buy
Dupe.fi22 listed $172.50 Buy
BUFF16383 listed $172.85 Buy
LIS-SKINS114 listed $174.63 Buy
26 markets without a price
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Price historyof M4A1-S | Atomic Alloy
$172.85
+14.1% over 30D·median across markets
Oct 1, 2026 Oct 31, 2026
Price by float
The lowest price you can buy at, across markets, for each float. Jumps at the wear boundaries are real.
$173.90
cheapest at float 0.0125 · 0 listings on 0 markets nearby
0.000.020.050.07
Cheapest Middle half of listings Median
| Float range | Lowest price | Listings |
|---|---|---|
| FN <0.02 | $167.79 | |
| 0.02 – 0.03 | $189.99 | |
| 0.03 – 0.04 | $203.97 | |
| 0.04 – 0.05 | $181.64 | |
| 0.05 – 0.06 | $175.38 | |
| 0.06 – 0.07 | $180.85 |
In short
Origin
The M4A1-S | Atomic Alloy can be obtained by opening Huntsman Weapon Case. It is also part of the The Huntsman Collection collection.
Rarity
The M4A1-S | Atomic Alloy has a Classified rarity and is categorised as Rifles, with an estimated case drop chance of 1.07%.
Availability
The cheapest M4A1-S | Atomic Alloy (Factory New) is $167.92 on SkinSell, with prices across 16 markets ranging up to $450.00.
Price trend
Over the last 30 days the cross-market median price of the M4A1-S | Atomic Alloy (Factory New) went from $151.52 to $172.85 (+14.1%), with a low of $151.52 on Oct 2 and a high of $211.42 on Oct 21. That is −11.2% over the last 7 days. On the Steam Community Market the highest buy order is $215.19 and the lowest listing is $223.30 (1,237 buy orders, 24 listings).
Versions
The float value ranges from 0.00 to 0.90, available in all five wear conditions. It also has a StatTrak™ version and a Souvenir version.
Finish Style
This M4A1-S features the Atomic Alloy design.
Planning a contract with M4A1-S | Atomic Alloy? Simulate output floats, odds and profit in the CS2 trade-up calculator.
Guides
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M4A1-S | Atomic Alloy — Frequently Asked Questions
How much does the M4A1-S | Atomic Alloy (Factory New) cost?
As of Oct 2026, the cheapest M4A1-S | Atomic Alloy (Factory New) costs $167.92 on SkinSell. CSSkinLab compares live prices across 16 CS2 marketplaces so you always see the cheapest offer first.
What is the float range of the M4A1-S | Atomic Alloy (Factory New)?
The M4A1-S | Atomic Alloy (Factory New) has a float range of 0.00 – 0.90. Lower floats mean less visible wear on the skin. The M4A1-S | Atomic Alloy exists in 5 wear tiers: Factory New, Minimal Wear, Field-Tested, Well-Worn and Battle-Scarred.
Does the M4A1-S | Atomic Alloy come in StatTrak™ or Souvenir?
Yes. The M4A1-S | Atomic Alloy drops in both StatTrak™ (with a kill counter) and Souvenir versions, alongside the normal version. Each version trades at its own price.
Can I use the M4A1-S | Atomic Alloy (Factory New) in a trade-up?
Yes. The M4A1-S | Atomic Alloy (Factory New) can be used as an input in a trade-up contract: combine ten Classified skins to receive one skin of the next rarity tier. Use the CSSkinLab trade-up calculator to find the best inputs and simulate float outcomes and ROI, or work backwards from a target skin with the reverse calculator.
Where does the M4A1-S | Atomic Alloy drop from?
The M4A1-S | Atomic Alloy drops from the Huntsman Weapon Case with an estimated drop chance of 1.07% per opening. It belongs to the The Huntsman Collection. You can also buy it directly from community marketplaces, usually for less than the cost of opening cases.
What rarity is the M4A1-S | Atomic Alloy?
The M4A1-S | Atomic Alloy is a Classified rarity skin. Rarity determines how often it drops and which trade-up contracts it fits into.