Scorching Flames FR-0

Sale #1

https://marketplace.tf/items/tf2/30016;5;u14

https://manic.tf/keyprice/?at=2021-05-29

Item History: https://backpack.tf/item/6831618193

- Sold for $89.99 on May 29, 2021

- 89.99/2 = 44.99, rounding up to 45 keys

Sale #2

https://backpack.tf/profiles/76561198211475245#!/compare/1624665600/1624752000

https://backpack.tf/profiles/76561198263801172#!/compare/1624665600/1624752000 (untrace)

Item History: https://backpack.tf/item/8713422718

- Bulk, better used on the T.Watt Blast Defense

Sale #3

https://backpack.tf/profiles/76561198823758344#!/compare/1623369600/1623456000 (untrace)

https://backpack.tf/profiles/76561198211475245#!/compare/1529884800/1624492800 (untrace)

- No idea

Sale #4

https://backpack.tf/profiles/76561198214796185#!/compare/1621296000/1621468800 (untrace)

https://backpack.tf/profiles/76561198104888831#!/compare/1621123200/1621468800

- Sold with (32) keys for another unusual, better used there

Sale #5

https://backpack.tf/profiles/76561198033001607#!/compare/1622505600/1622592000 (untrace)

https://backpack.tf/profiles/76561198337734785#!/compare/1622505600/1622592000

- Sold to quickbuyer

Sale #6

https://backpack.tf/profiles/76561198337734785#!/compare/1624060800/1624147200

https://backpack.tf/profiles/76561198077346034#!/compare/1624060800/1624147200 (untrace)

- Bought from quickseller

Sale #7

Thanks Blaze

https://imgur.com/a/Tt47Quq

- Sold for 39 keys

Conclusion

Sale: 45, 39

Taking the range of 39-45 keys