Hello Ricardo.

Item 1: https://backpack.tf/item/13729340852

Sale 1: Sold alongside three Disco Beat Down Baseball Bill's Sports Shines, and a Frostbite Bomber's Bucket Hat, and a Revenant's Rack Dancing Doe for a Stellar Ascent Herald's Helm and 10 keys (being used to price the Herald's Helm)

https://backpack.tf/profiles/76561198055622215#!/compare/1751328000/1751414400

https://backpack.tf/profiles/76561198840987606#!/compare/1751328000/1751414400

Sale 2: Bulk

https://backpack.tf/profiles/76561198840987606#!/compare/1751846400/1751932800

https://backpack.tf/profiles/76561198068703263#!/compare/1751846400/1751932800

Sale 3: Sold alongside 10 keys for a Burning Flames Brown Bomber

https://backpack.tf/profiles/76561198068703263#!/compare/1752710400/1752883200

https://backpack.tf/profiles/76561198095330110#!/compare/1752883200/1752969600

Burning Flames Brown Bomber open suggestion can be found here: https://backpack.tf/suggestion/68c8365032f317277101cb9d

Taking 187.5 keys for this, minus the 10 keys of adds, gives us 177.5 keys for Sale 3.

Sale 4: Sold alongside a Burning Flames Blast Bowl for a Burning Flames Blast Defense (Neither shows up in buyer's inv, but both have history with them)

https://backpack.tf/profiles/76561198095330110#!/compare/1753142400/1753488000

https://backpack.tf/profiles/76561198177872379#!/compare/1753056000/1753142400

Burning Flames Blast Bowl open suggestion can be found here: https://backpack.tf/suggestion/68c843eec494f550b10c65df

Taking 61 keys for this.

Burning Flames Blast Defense open suggestion can be found here: https://backpack.tf/suggestion/68c872a298773905ad00d2b3

Taking 184.5 keys for this.

184.5 keys - 61 keys = 123.5 keys for Sale 3.

Sale 5: Marketplace sale, Sept. 5th, for $350, key price for the day is $1.8

https://marketplace.tf/items/tf2/31045;5;u300

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

$350/$1.8 = 194.44k for Sale 5.

Sales at 123.5k, 177.5k, 194.44k, setting the lowest sale of 123.5k rounded up to 125k as the low end, and the high sale of 194.44k rounded up to 195k as the high end.