Easily bought for 1.66 ref.

Sellers:

http://www.tf2outpost.com/trade/13063452 - mass seller for ~1.44 ref - has sold hundreds and has hundreds more

http://tf2tp.com/trade.php?trade=9656459 - same guy has reposted a ton on tp

http://www.tf2outpost.com/trade/13068312 - 1.66 ref

http://www.tf2outpost.com/trade/13074534 - 1.66 ref

http://www.tf2outpost.com/trade/13082636 - 1.66 ref

http://www.tf2outpost.com/trade/13084202 - 1.66 ref

http://www.tf2outpost.com/trade/13062151 - 1.66 ref - has sold a ton and has a ton left

http://www.tf2outpost.com/trade/13062288 - 1.66 ref

http://www.tf2outpost.com/trade/13042672 - 1.66 ref

http://bazaar.tf/trade/326001 - 1.66 ref

http://tf2tp.com/trade.php?trade=9656080 - 1.66 ref

http://tf2tp.com/trade.php?trade=9654092 - 1.66 ref

http://www.tf2outpost.com/trade/13077951 - 1.77 ref

http://www.tf2outpost.com/trade/13089033 - 1.77 ref

http://tf2tp.com/trade.php?trade=9656403 - 1.77 ref

http://www.tf2outpost.com/trade/13049398 - 1.77 ref

http://www.tf2outpost.com/trade/13080287 - 1.83 ref

http://www.tf2outpost.com/trade/13069908 - 1.88 ref

http://www.tf2outpost.com/trade/13071116 - 1.88 ref

http://www.tf2outpost.com/trade/13080287 - 1.88 ref

http://www.tf2outpost.com/trade/13088542 - 1.88 ref

http://www.tf2outpost.com/trade/13065085 - 1.88 ref

http://www.tf2outpost.com/trade/13065717 - 1.88 ref

http://www.tf2outpost.com/trade/13061207 - 1.88 ref

http://www.tf2outpost.com/trade/13052180 - 1.88 ref

http://www.tf2outpost.com/trade/13034853 - 1.88 ref

http://tf2tp.com/trade.php?trade=9653652 - 1.88 ref

Sold for 2 ref:

http://www.tf2outpost.com/trade/13074379

http://www.tf2outpost.com/trade/13087793

http://www.tf2outpost.com/trade/13063534

http://www.tf2outpost.com/trade/13049920