Resuggest: https://backpack.tf/suggestion/5f4be3d4ee79f603b65ec79f

https://marketplace.tf/items/tf2/30039;5;u34

$13.99 / $1.91 (https://manic.tf/keyprice/?at=2020-05-31) = 7.32 ~ 7.5 keys (almost outdated)

$9.58 / $1.98 (https://manic.tf/keyprice/?at=2020-07-12) = 4.84 ~ 5 keys (QS?)

unknown b/o (snapshots N/A) and item history

$13.95 / $1.92 (https://manic.tf/keyprice/?at=2020-07-13) = 7.27 ~ 7.5 keys

Cached: https://gyazo.com/af0b11567be52077a8f4a4e5814c2bb8

Item history linked to https://backpack.tf/item/2492573327

The same item:

untraced

https://backpack.tf/profiles/76561198113167601#!/compare/1593388800/1593561600

https://backpack.tf/profiles/76561198160080788#!/compare/1593475200/1594598400

untraced

https://backpack.tf/profiles/76561198160080788#!/compare/1594598400/1594684800

https://backpack.tf/profiles/76561198850121720#!/compare/1594512000/1596844800

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Current listings: https://gyazo.com/bf187dcd385d118b18a8cbb37a919c60

Selling at 7 keys

Buying at highest 6 keys

Excluding 5 keys sale since lower than current buying price.

Credit Xergoyf

"7.27 rounds to 7.5, + there was another mp sale that is almost outdated at $13.99 / $1.91 = 7.32 keys which also rounds to 7.5. You can include the seller in the range and go 7 - 7.5 here"