Item 1: https://backpack.tf/item/16585204241

Sale 1: Untrace, even assuming of the 73 outgoing keys that the 15 remaining keys (58k go to Vertigo) are associated, it would be under previous/recent buyers, and excluded by higher sales regardless

https://backpack.tf/profiles/76561199478152852#!/compare/1768003200/1768262400

https://backpack.tf/profiles/76561198109986831#!/compare/1767916800/1768003200

Item 2: https://backpack.tf/profiles/76561198109986831#!/compare/1767916800/1768003200

Sale 1: 32k pure

https://backpack.tf/profiles/76561198875667823#!/compare/1766793600/1766880000

https://backpack.tf/profiles/76561198310750043#!/compare/1766707200/1766793600

Sale 2: Marketplace sale

Marketplace sale:

https://marketplace.tf/items/tf2/30866;5;u405

Sold for $99.99 on Jan 16th

https://marketplace.tf/items/tf2/5021;6

Key price for the day is $1.85

$99.99 / $1.85 = 54.04k

Classifieds link: https://imgur.com/a/bR4wYC3

Sales at 32k and 54.04k. Taking 32k for low end, and 54.04k rounded to 54k for the high end.