Possible to get for 3 keys

Proof

http://backpack.tf/classifieds/search/766/6/0

SELLING

http://tf2tp.com/trade.php?trade=9634361 3 keys

http://www.tf2outpost.com/trade/12654728 3 keys

http://www.tf2outpost.com/trade/12636842 3 keys (has 6)

http://www.tf2outpost.com/trade/12897947 3 keys

http://www.tf2outpost.com/trade/12897792 3 keys (painted)

http://www.tf2outpost.com/trade/12893579 3 keys

http://www.tf2outpost.com/trade/12893030 3 keys

http://www.tf2outpost.com/trade/12932248 3 keys (pained)

http://www.tf2outpost.com/trade/12935951 3 keys 1 rec

http://www.tf2outpost.com/trade/12890088 3 keys 0.55

http://www.tf2outpost.com/trade/12911548 3 keys 1 ref

http://www.tf2outpost.com/trade/12873567 3 keys 2 ref

http://www.tf2outpost.com/trade/12804205 3 keys 2 ref

http://www.tf2outpost.com/trade/12859981 3 keys 2 ref (painted)

http://www.tf2outpost.com/trade/12916734 3 keys 2 ref

http://www.tf2outpost.com/trade/12926344 3 keys 2 ref

http://www.tf2outpost.com/trade/12929517 3.35 keys

http://www.tf2outpost.com/trade/12854975 3 keys 2.33 ref (painted pink)

http://www.tf2outpost.com/trade/12910742 3 keys 2.66

http://www.tf2outpost.com/trade/12935742 3 keys 2.77

http://www.tf2outpost.com/trade/12924974 3.5 keys

http://www.tf2outpost.com/trade/12358301 3 keys 3 ref (painted)

http://www.tf2outpost.com/trade/12896193 3 keys 3 ref

http://www.tf2outpost.com/trade/12849977 3 keys 3 ref (painted)