Alright, this DEFINITELY needs a price by now!

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Sold @ 4 - 5 Refined

http://www.tf2outpost.com/trade/13233490 - 4 Refined

http://www.tf2outpost.com/trade/13292543 - 4 Refined

http://www.tf2outpost.com/trade/13100649 - 1 person offered a Bunsen Brave + a Genuine Brutal Bouffant, worth a total of 4 Refined together. The seller accepted the offer, also, the Bunsen Brave and Genuine Brutal Bouffant are in his BP.

http://www.tf2outpost.com/trade/13277331 - 5 Refined, the trader removed the price, http://i.imgur.com/eoL32cB.jpg.

http://www.tf2outpost.com/trade/13225106 - 5 Refined

http://www.tf2outpost.com/trade/13225141 - 5 Refined

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Sellers @ this Range.

http://www.tf2outpost.com/trade/13286719 - 4 Refined

http://www.tf2outpost.com/trade/13198355 - 4 Refined

http://bazaar.tf/trade/335189 --------------------- 5 Refined

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Offers @ this range.

http://www.tf2outpost.com/trade/13237734 - 1 Person offered 4 Refined.

http://www.tf2outpost.com/trade/13243778 - 1 Person offered 4 Refined, another person offered 4.11 Refined.

http://www.tf2outpost.com/trade/12968518 - 1 person offered 5.33 Refined, the seller says he wants at least 1 key.

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And UNSOLDS @ high prices.......

http://www.tf2outpost.com/trade/13307707 - 1 Key

http://www.tf2outpost.com/trade/13236620 - 1 Key + 4 Refined

http://www.tf2outpost.com/trade/13101308 - 2 Keys....

http://www.tf2outpost.com/trade/13196389 - 1.1 Keys

http://www.tf2outpost.com/trade/12982292 - 1.6 keys

http://www.tf2outpost.com/trade/13213873 - 1.5 Keys.

http://www.tf2outpost.com/trade/13206630 - 1 Key.

(Note: rest of the caps on Outpost are either low crafts or up for offers.)

As you can see, 4 - 5 Refined is so far the only price that people are actually selling, offering, and buying at a steady price.