Item Snapshot made Thu, 05 Apr 18 18:53:55 +0000
Classifieds
1.55 ref
Unique Le Party Phantom 86 Timed Drop 6757435185 2322248310
1.66 ref
Unique Le Party Phantom 48 Timed Drop 6755145597 6544827962
1.66 ref
Unique Le Party Phantom 3 Crafted 6756455244 6754043117
1.66 ref
Unique Le Party Phantom 32 Timed Drop 6756582090 6445276925
1.66 ref
Unique Le Party Phantom 42 Timed Drop 6755969537 5281418604
1.66 ref
Unique Le Party Phantom 85 Gifted 6757175046 2189207257
1.66 ref
Unique Le Party Phantom 11 Crafted 6752864208 6555229816
1.66 ref
Unique Le Party Phantom 25 Crafted 6754031310 2685222189
1.66 ref
Unique Le Party Phantom 27 Crafted 6757256954 6750455727
1.66 ref
Unique Le Party Phantom 83 Timed Drop 6757884534 5893924697
1.55 ref
Unique Le Party Phantom
1.55 ref
Unique Le Party Phantom
1.55 ref
Unique Le Party Phantom
1.55 ref
Unique Le Party Phantom
1.55 ref
Unique Le Party Phantom
1.55 ref
Unique Le Party Phantom
1.55 ref
Unique Le Party Phantom
1.55 ref
Unique Le Party Phantom
1.44 ref
Unique Le Party Phantom
1.44 ref
Unique Le Party Phantom
Sales
1.66 https://backpack.tf/profiles/76561198206030611#!/compare/1522627200/1522713600
1.55 https://backpack.tf/profiles/76561198206030611#!/compare/1522800000/1522886400
https://gyazo.com/cc9b642edf696c4e0f343a69e0ba487b
Most recent bot.tf support this range. The sales below or above 1.55 / 1.66 are all a bit older (so likely used in the previous suggestion), and going by the amount of sales at 1.55 and 1.66 I'd definitely say those are the 2 common trading points.
Upvote.