Nuts and Bolts Noble Amassment of Hats

Saw the troll suggestion and decided to update this for real :P

2 recent usable sales:

Sale 1:

http://backpack.tf/profiles/76561198046182112#!/compare/1466467200/1466553600

Sold for 13 keys + ~1.5 keys in sweets

13 + 1.5 = 14.5, rounding to 15

X = 15

Sale 2:

http://backpack.tf/profiles/76561198259500466#!/compare/1474070400/1474156800

Sold for a Molten Mallard Fr-0 (17.5)

X = 17.5, rounding to 18

Minis:

Molten Mallard Fr-0:

http://backpack.tf/profiles/76561198259500466#!/compare/1473897600/1473984000

1:1 for a Purple Energy Dread Knot (17.5)

X = 17.5

Conclusion:

Two sales, a pure sale at 15 and an unusual sale at 18. Both seem to work, using all sales.

Final Range: 15-18