Sale 1:

Sold for 48 keys

http://www.tf2outpost.com/trade/29410946 - B/O of 65

Seller: https://backpack.tf/profiles/76561198156282389#!/compare/1509062400/1509321600

Buyer: https://backpack.tf/profiles/76561198149716340#!/compare/1509321600/1509408000

X = 48

Sale 2:

Sold with ~12 keys in items for Kill-a-Watt Hong Kong Cone (56)

No outpost

Seller: https://backpack.tf/profiles/76561198149716340#!/compare/1510099200/1510185600

Buyer: https://backpack.tf/profiles/76561197964171516#!/compare/1510012800/1510099200

X = 44

Sale 3:

Sold for 39 keys

http://www.tf2outpost.com/trade/29408285 - No visible B/O, apparently got offered 42.

Seller: https://backpack.tf/profiles/76561198093743250#!/compare/1508716800/1508803200

Buyer: https://backpack.tf/profiles/76561198252159190#!/compare/1508803200/1508889600

X = 39

Sale 4:

Sold for Duped Amaranthine Helmet Without a Home (Mini at 34 below) + Burstchester (3)

No outpost

Seller: https://backpack.tf/profiles/76561198373591530#!/compare/1507507200/1507593600

Buyer: https://backpack.tf/profiles/76561198093743250#!/compare/1507334400/1507593600

X = 37

Sale 5:

Bulk for Secret Lucky Shot

Seller: https://backpack.tf/profiles/76561198019160123#!/compare/1506297600/1506384000

Buyer: https://backpack.tf/profiles/76561198132226518#!/compare/1506297600/1506384000

Sale 6:

Sold with Strange Spec. KS Scattergun (2) for Cloud 9 Master’s Yellow Belt

http://www.tf2outpost.com/trade/29382545 - No visible B/O

Seller: https://backpack.tf/profiles/76561198132226518#!/compare/1507420800/1507507200

Buyer: https://backpack.tf/profiles/76561198373591530#!/compare/1507420800/1507507200

Can be used to update the Belt.

Amaranthine Helmet Mini:

Sold for 34 keys

No outpost

Seller: https://backpack.tf/profiles/76561198048851745#!/compare/1506211200/1506297600

Buyer: https://backpack.tf/profiles/76561198093743250#!/compare/1506211200/1506297600

X = 34

Sellers:

45 keys:

https://i.imgur.com/oeYE6Ey.jpg - 1 day

Sales at:

37

39

44

48

Going with 37-48.