Cyrex gives the silenced M4A1-S a high-tech, near-robotic design in black and white with sharp red accents. The angular sci-fi paneling is its signature, and it remains one of the rifle's better-known Covert looks.
Across 25 markets the WW floor moved -13.1% in 202 days: $172.88 → $150.15.
Cheapest venue vs Steam right now: $52.65 apart (26%).
Sources: Valve item data · our 25-market price snapshot.
How much does M4A1-S (Cyrex) cost?
M4A1-S (Cyrex) starts at $150.15 across 25 marketplaces in our comparison, buyer fees included. Current floors by wear: FN $161.99 · MW $137.37 · FT $146.86 · WW $150.15 · BS $148.35. Steam asks $205.33 for the same listing.
Where can I sell or cash out M4A1-S (Cyrex)?
Top net quote at the moment: $140.14 via CSFloat, seller fee already deducted (see the Sell tab for every venue). Steam credits $215.75 to your wallet, and wallet money cannot be withdrawn.
Does M4A1-S (Cyrex) come in StatTrak or Souvenir?
Yes — this skin also trades as StatTrak (from $167.04), Souvenir. Use the Quality pills above to switch; every number on the page recalculates for the selected variant.
How do I get M4A1-S (Cyrex)?
It drops from Operation Breakout Weapon Case (the container itself trades from $6.59), or you can buy it directly from $150.15 on the marketplaces above — buying a specific skin is almost always cheaper than opening containers for it.
Operation Breakout Weapon Case
Inspect a WW copy in game 
