Scrap.tf is flooded for 1.44 ref each.

http://bazaar.tf/trade/1013490 - 1.33 ref

http://www.tf2outpost.com/trade/22578644 - 1.33 ref

http://www.tf2outpost.com/trade/22569469 - 1.33 ref

http://www.tf2outpost.com/trade/22553377 - 1.33 ref

http://www.tf2outpost.com/trade/22525809 - 1.33 ref

http://www.tf2outpost.com/trade/22340619 - 1.33 ref

http://www.tf2outpost.com/trade/22360731 - 1.44 sold

http://www.tf2outpost.com/trade/22360321 - 1.44 sold

http://www.tf2outpost.com/trade/22575486 - 1.55 ref (4x) for 1 week+ ( http://www.tf2outpost.com/trade/22387674 - creates a new trade every day)

http://www.tf2outpost.com/trade/22418147 - 1.55 ref 1 week

http://www.tf2outpost.com/trade/22470192 - 1.66 ref 6 days

http://www.tf2outpost.com/trade/22486386 - 1.66 ref 5 days

http://www.tf2outpost.com/trade/22414062 - 1.66 ref 1 week

http://www.tf2outpost.com/trade/22339614 - 1.66 ref 1 week

http://www.tf2outpost.com/trade/22051034 - 1.66 ref 3 weeks

Conclusion: 1.66-1.55 ref doesn't sell, 1.33 ref sales are open, 1.44 ref could be possible after a little patience.