Item 1

https://backpack.tf/item/12567561751

Sale #1

Sold with a key for a Miami Nights Plumber's Pipe (using this to price the Pipe)-

Seller: https://backpack.tf/profiles/76561199225171466#!/compare/1696377600/1696464000

Buyer: https://backpack.tf/profiles/76561198069143099#!/compare/1696377600/1696464000

Sale #2

Bulk sale-

Seller: https://backpack.tf/profiles/76561198069143099#!/compare/1696550400/1696723200

Buyer: https://backpack.tf/profiles/76561198960342651#!/compare/1696550400/1696723200

Item 2

https://backpack.tf/item/12115977328

Sale #3

Sold for 10 keys-

Seller: https://backpack.tf/profiles/76561199209469690#!/compare/1690934400/1694044800

Buyer: https://backpack.tf/profiles/76561198032695720#!/compare/1693440000/1693526400

Marketplace.tf Sales

https://marketplace.tf/items/tf2/31271;5;u59

MP.TF Sale #1

Sold for $24.99 on September 5, 2023

Average Key Price @ $2.03ish

24.99/2.03 = 12.31ish keys

Unknown History

MP.TF Sale #2

Sold for $27 on October 1, 2023

Average Key Price @ $2.03ish

27/2.03 = 13.30ish keys

Unknown History

Sales @ 10, 12, 13

Taking 10-13 here