Mainframe Door
Applies to Sheet Metal Door
Prices by marketplace
DMarketcheapest$0.47cheapest· 5 listed5$0.47Buyopen_in_new
csdeals$0.56· 1 listed1$0.56
Skinport$0.58· 12 listed12$0.58Buyopen_in_new
skinland$0.60· 1 listed1$0.60
Tradeit.gg$0.67· 1 listed1$0.67Buyopen_in_new
Steam Market$0.75—$0.75Buyopen_in_new
Prices updated Aug 28, 2026. Cents converted to USD.
Steam price history
Steam market health
~$20,696 in recent Steam sales volume · first listed Jan 2019
About Mainframe Door
Mainframe Door is a skin for the Sheet Metal Door in Rust. It's one of the more affordable skins, with the cheapest listing at just $0.47.
It's listed across 6 skin marketplaces, priced from $0.47 to $0.75. On the Steam Community Market it has sold 12,169 times overall with 78 in the past month, making it a regularly-traded skin. The cheapest place to buy it right now is DMarket at $0.47.
Frequently Asked Questions
How much is Mainframe Door worth?expand_more
The cheapest Mainframe Door is $0.47 on DMarket. Across 6 marketplaces it ranges $0.47 to $0.75, and its 30-day Steam Community Market median is $0.75.
Where can I buy Mainframe Door the cheapest?expand_more
Right now DMarket has the lowest price at $0.47. Prices shift between markets, so it's worth comparing all 6 listings in the price table above before you buy.
What item does Mainframe Door apply to?expand_more
Mainframe Door is a skin for the Sheet Metal Door in Rust. Once you own it, apply it to a Sheet Metal Door from your inventory, or spray it on at a workbench.
Is Mainframe Door expensive?expand_more
No — at $0.47 it's a budget skin that most players can pick up cheaply.
Can you get Mainframe Door for free?expand_more
Rust hands out skins free through Twitch Drops and occasional item-store promotions, but Mainframe Door isn't a current drop — the cheapest way to get it is buying from the market, from $0.47.
Is Mainframe Door actively traded?expand_more
Yes — it has 12,169 all-time Steam Community Market sales and 78 in the last 30 days, so it's a regularly-traded skin.
