Very few of these on outpost, tons of them in sets. Most people are only taking offers, but 1.33 offers are common and they can even get 2 ref offers.

SOLD/WILLING BUYERS:

http://www.tf2outpost.com/trade/8629112 2 ref

http://www.tf2outpost.com/trade/6007685 1.66 (asked him, he's gonna provide screenshots)

http://www.tf2outpost.com/trade/8859187 1.66 (instantly sold)

http://www.tf2outpost.com/trade/8257477 SOOOOOO many adds for 1.33, not many recently because it hasn't been bumped

OFFERS:

http://www.tf2outpost.com/trade/5840941 2 ref

http://www.tf2outpost.com/trade/8712016 G. Rogue + .33 (~1.66 in value)

http://www.tf2outpost.com/trade/8750562 1.66

http://www.tf2outpost.com/trade/7604010 1.66 offer and several 1.33

http://www.tf2outpost.com/trade/8820006 1.66 offer and a 1.33 offer declined

http://www.tf2outpost.com/trade/8849137 1.33 declined

STILL NEW:

http://www.tf2outpost.com/trade/8864537 1.33

CONCLUSION: While some still sell for 1.33, 1.66 is VERY possible, and 2 ref will come soon.