The misunderstood middle child of the SMG family, the UMP45's small magazine is the only drawback to an otherwise versatile close-quarters automatic. An anodized pattern of engine components has been applied.
UMP-45 | Mechanism(WW)
Waxpeer 11 0% · 6% · ? Best price $3.86 
Lis-Skins 11 0% · 5% · ? $3.89 
White.Market 18 0% · 5% · ? $4.01 
CSFloat 3 0% · 2% · 2.5% $4.39 
Market.CSGO 8 0% · 5% · 5% $7.43 Steam Market 0% · 13.04% · Open 
Skinport 0% · 8% · 0% Open 
CSBoard 0% · 0% · ? Open 
DMarket 0% · 2% · 0% Open 
SkinBaron 0% · 15% · ? Open 
CS.Deals 0% · 2% · 2% Open 
SkinOut 0% · 7% · ? Open 
Tradeit.gg 0% · 10% · 5% Open 
CS.TRADE Trade from 5% Open 
CS.MONEY 0% · 5% · 0% Open 
BUFF163 
0% · 1.5% · 1% Open 
YouPin898 0% · 1% · 1% Open C5 C5Game 0% · 5% · 0% Open 
IGXE 0% · 1% · ? Open Price context Well-Worn
Daily median on the Steam Community Market, Sep 22, 2021 – Sep 30, 2026
- All-time high
- $9.64
- All-time low
- $0.39
- Past 12 months
- 11%
- of days were cheaper
- Sold in 30 days
- 5
- Steam
Skin facts
- Weapon
- UMP-45
- Rarity
- Industrial Grade
- Drops from
- 6 souvenir packages
- Released
- September 22, 2021 · CS:GO
- Drop status
- Souvenir packages, not in the drop
- Float range
- 0.00–0.49
- Wears
- FN · MW · FT · WW · BS
- Versions
- Normal · Souvenir
- All-time high
- $9.64 · May 2, 2025
- All-time low
- $0.39 · November 13, 2021
- Past 12 months
- 11% of days were cheaper
- Sold in 30 days
- 5 sales
FAQ
How much does UMP-45 | Mechanism (Well-Worn) cost?
UMP-45 | Mechanism (Well-Worn) currently starts at $3.86 — the best price across 5 marketplaces. Prices refresh about once an hour.
Where to buy UMP-45 | Mechanism (Well-Worn)?
The cheapest offer for UMP-45 | Mechanism (Well-Worn) right now is on Waxpeer at $3.86. It is also listed on Lis-Skins, White.Market, CSFloat; see the full comparison in the market list above.
Where to sell UMP-45 | Mechanism (Well-Worn)?
You can sell on the Steam Community Market (~13% fee, money stays in Steam) or on marketplaces with cash withdrawal: CSBoard (0%), CSFloat (2%), DMarket (2%) — lower fees and real payouts.
What were the highest and lowest prices of UMP-45 | Mechanism (Well-Worn)?
The highest daily median price of UMP-45 | Mechanism (Well-Worn) on the Steam Community Market was $9.64 on May 2, 2025, and the lowest was $0.39 on November 13, 2021. The price history starts on September 22, 2021.
Is UMP-45 | Mechanism (Well-Worn) expensive right now compared to the past year?
On September 30, 2026 the daily median was $1.95. Over the past 12 months, the price was lower than that on 11% of days. 5 copies were sold on the Steam Community Market in the 30 days up to September 30, 2026.
Where does UMP-45 | Mechanism drop from?
UMP-45 | Mechanism drops from 6 tournament souvenir packages. UMP-45 | Mechanism is part of The 2021 Vertigo Collection.
Is there a StatTrak™ or Souvenir UMP-45 | Mechanism?
UMP-45 | Mechanism has a Souvenir version, but no StatTrak™ one.
What float range does UMP-45 | Mechanism have?
The float of UMP-45 | Mechanism runs from 0.00 to 0.49, so it comes in 5 wears: Factory New, Minimal Wear, Field-Tested, Well-Worn, and Battle-Scarred.
When was UMP-45 | Mechanism released, and does it still drop?
UMP-45 | Mechanism came out on September 22, 2021 for CS:GO. The collection is not in the weekly drop pool: its skins come from tournament souvenir packages, and both the packages and the skins trade on the market.