If you use a stat trak swap tool with one of the weapons equipped, both will get equipped into the same slot. The one you switched to will display in the buy
StatTrak Swap Tool CSGO - YouTube
CS:GO - Jak funguje StatTrak™ Swap Tool - YouTube
TOP 10 CSGO StatTrak Skins » Designs & How To Get Them ✓
StatTrak™ Swap Tool | Counter-Strike Wiki | Fandom
StatTrak™ Swap Tool | Counter-Strike Wiki | Fandom
StatTrak™ Swap Tool on GamerPay
Free: StatTrak Swap Tool Counter Strike GO - Video Game Prepaid Cards & Codes - Listia.com Auctions for Free Stuff
the aftermath of csgo's sticker swap tool - YouTube
New P250 Asiimov + StatTrak swap tool glitched my loadout : r/GlobalOffensive
Ответы Mail.ru: CS GO Что такое StatTrak Swap tool и как этим пользоваться?
Steam Community Market :: Listings for StatTrak™ Swap Tool
Why is this so low res? : r/GlobalOffensive
Tool CS2 (CS:GO): Buy, Sell and Trade | white.market