STUMP-45 | Bone PileField-Tested$5.10Rarely Traded254 listings−17% vs avg
Float pricingFT$5.10
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Trend+6.7% over 30 daysTrend: +6.7% over 30 days. Open for the workings.
Today at $4.16 — 0.7% below the month's ceiling.
Valve publishes tier odds for weapon cases; the per-opening chain is in Drop Chance.
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FT$4.16
FN$28.68
FT$4.24
FT$4.24
FT$4.25
FT$4.26
FT$4.36
FT$4.36More periods
About the UMP-45 | Bone Pile
From the gameThis memento from Cache has been painted with skulls over a wiring diagram. One more for the collection.
The UMP-45 | Bone Pile is a Mil-Spec-grade skin in Counter-Strike 2, featuring the Bone Pile finish on the UMP-45 — see All UMP-45 skins.
Origin
The UMP-45 | Bone Pile can be unboxed from the Operation Bravo Case. It belongs to The Bravo Collection.
Rarity
The UMP-45 | Bone Pile is a Mil-Spec-grade skin. In a case opening, an item of this grade comes out roughly ~79.92% of the time.
Float and wear
The float value of the UMP-45 | Bone Pile runs from 0.06 to 0.34. Not every wear exists for it, which is why some exteriors are scarcer and priced apart. Within a wear, a lower float looks cleaner in game and usually costs more. This page is the Field-Tested copy, 0.15–0.37 on that scale — in practice 0.15–0.34 for this finish.
Price
The UMP-45 | Bone Pile (Field-Tested) has an aggregate market price of about $5.10. It is down 2.3% over 7 days and up 6.7% over 30 days. Across wears it ranges from $3.91 (Field-Tested) to $43.75 (Factory New).
Availability
25 marketplaces are quoting the UMP-45 | Bone Pile right now. The comparison table above lists each one with its lowest price, and the cheapest is marked.
Released
The UMP-45 | Bone Pile first entered the game on Sep 19, 2013, when the Operation Bravo Case was released as part of Operation Bravo.
Versions
A StatTrak™ version exists, with an on-weapon kill counter. StatTrak copies are about a tenth of case drops and trade at a premium over the standard skin.
Community rating
Readers rate the UMP-45 | Bone Pile 3.3 out of 5 from 820 votes.
Price Analysis
Current Trend
The StatTrak™ UMP-45 | Bone Pile (Field-Tested) shows a Bullish trend. +6.7% (30d).
Market Position
Trades in the affordable range.
Traded Range
Since January 2026 it has traded between $3.89 and $7.54. Today's price is 32% below that high.
Market Comparison
Compare prices above. 5-20% differences exist due to fees.
Timing Insight
Prices trending up - favorable for sellers. See charts for history.
UMP-45 stats
| Hitbox | No armor | Armor |
|---|---|---|
| Head | 140 | 91 |
| Chest & arms | 35 | 22 |
| Stomach | 43 | 28 |
| Legs | 26 | 26 |
- Fire rate
- 667 RPM
- Price
- $1,200
- Magazine
- 25 / 75
- Move speed
- 230 u/s
Frequently Asked Questions
Factory New (FN) UMP-45 | Bone Pile skins have float values between 0.00-0.07, showing minimal to no visible wear. Minimal Wear (MW) floats range from 0.07-0.15, with slight scratches or fading. This skin has a restricted float range (0.06-0.34), meaning Battle-Scarred versions don't exist. The price gap between FN and MW varies by finish — some designs like the Bone Pile pattern hide wear better than others, making MW versions a strong value alternative.
Yes, the UMP-45 | Bone Pile is an excellent budget-friendly choice. Priced affordably, it offers the Bone Pile aesthetic without breaking the bank. Budget skins like this are ideal for players building their first inventory or those who prefer spending on multiple skins rather than one expensive item. The lower price point also means less financial risk if you decide to trade or sell later.
Field-Tested covers float values from 0.15 to 0.37 on the CS2 wear scale. This skin's own floats run 0.06-0.34, so its Field-Tested copies sit between 0.15 and 0.34. Within that band a lower float looks cleaner in game and usually sells for more, so two Field-Tested copies of the same skin can be priced well apart. Every listing's float is shown in the marketplace table above.
Right now the Field-Tested is quoted at about $5.10 and the Minimal Wear at about $5.09, so the Field-Tested costs 0% more. How much of that gap is worth paying depends on the finish: wear shows first on edges and raised areas, so on some designs the cleaner wear is hard to tell apart in game. Switch wears above to compare the two side by side.
Prices for the StatTrak™ UMP-45 | Bone Pile (Field-Tested) vary across marketplaces due to fees, regional pricing, and seller competition. This skin can be obtained by opening the Operation Bravo Case or purchased directly from third-party marketplaces. The Steam Community Market charges 15% fees, while third-party markets like Skinport, DMarket, and Buff163 offer lower prices with 2-10% fees. Compare real-time prices in the market comparison table above to find the best deal.
StatTrak is a special variant that includes a digital kill counter displayed on the weapon, tracking your confirmed kills in official matches. StatTrak versions of the UMP-45 | Bone Pile are rarer than standard versions (approximately 10% of case drops are StatTrak) and typically cost 1.5x to 3x more. The kill counter adds personalization value as it records your gameplay history with this specific weapon. Note that StatTrak counts reset if you trade the skin.
Yes, all weapon skins including the UMP-45 | Bone Pile are purely cosmetic and can be used in all CS2 game modes including competitive matchmaking, Premier, and professional tournaments. Skins provide no gameplay advantages or disadvantages - they only change the weapon's visual appearance. Many professional players use skins during official matches, and you'll often see high-value items like this featured in tournament broadcasts.
The StatTrak™ UMP-45 | Bone Pile (Field-Tested) is currently trending upward. Over the past 7 days, the price has increased by 2.3%, and over the past 30 days it has risen 6.7%. Rising prices can indicate growing demand, reduced supply from case openings, or broader market-wide appreciation. Check the price chart above for detailed historical trends and to identify potential buying opportunities.
The StatTrak™ UMP-45 | Bone Pile (Field-Tested) has averaged $5.49 over the past 60 days, against $6.11 over 90 days, $8.65 over 180 days and $7.72 over 360 days. It currently trades at $5.10, 33.9% below its 360-day average. Longer averages smooth out the day-to-day noise of individual listings, so they describe what the UMP-45 | Bone Pile is actually worth better than any single asking price does. Compare them against the live figures in the marketplace table above.
The UMP-45 | Bone Pile is part of The Bravo Collection. It can be obtained by opening the Operation Bravo Case. All skins from the same collection share a rarity hierarchy, which affects trade-up contract possibilities and overall value.
The in-game description reads: "This memento from Cache has been painted with skulls over a wiring diagram. One more for the collection." The Bone Pile finish on the UMP-45 is a distinctive design that has made this skin a recognizable part of CS2's visual identity.
Based on our real-time price comparison across 40+ marketplaces, Lis-Skins currently has the lowest price for the StatTrak™ UMP-45 | Bone Pile (Field-Tested) at $4.24. However, prices change frequently as sellers list and buyers purchase. We recommend checking the marketplace comparison table above for the most current prices, and remember to factor in each marketplace's fees when comparing total costs.
The UMP-45 deals 35 base damage per bullet. Per shot at point blank that is 140 to the head, 35 to the chest or arms, 43 to the stomach and 26 to the legs, before armor. Damage falls off to ×0.75 every 500 units.
Only without a helmet. A headshot does 140 to a bare head but 91 through a helmet, so a helmeted player needs 2 shots.
Have this skin? Check its exact float value, paint seed and sticker wear with the free CS2 Inspect tool — instant 3D preview, no game needed.


































