Turns out the old price of 1.66-2 was still accurate with recent trades successfully selling and being offered up to 2 ref. Proof below.

Offered/Sold for 2 ref

http://www.tf2outpost.com/trade/10345223 Sold for 2 ref.

http://www.tf2outpost.com/trade/10380738 Sold for 2 ref.

http://www.tf2outpost.com/trade/10312146 Sold for 2 ref.

http://www.tf2outpost.com/trade/10160821 Had 2 buyers at 2 ref

http://www.tf2outpost.com/trade/6496411 Offered 2 ref a week ago

http://www.tf2outpost.com/trade/10276274 Had buyer at 2 ref

http://www.tf2outpost.com/trade/10307430 Offered and sold for 2 ref

http://www.tf2outpost.com/trade/10325623 Sold for 2 ref with 2 interested buyers

http://www.tf2outpost.com/trade/9095462 Offered Bootie Times + S. KGB + 1 rec (1.88-2.33 ref) and 1.7 ref in the past week

http://www.tf2outpost.com/trade/10254933 Offered 1.66 + V. Jarate (2 ref) and a Sharp Dresser + Billycock (3-3.33). Last offer is obviously outlier.

http://www.tf2outpost.com/trade/10296837 Sold for 2 ref. 2 new ref in sellers bp are from the new owner of the duffel.

http://www.tf2outpost.com/trade/10372502 Offed 2 ref 2 days ago

http://www.tf2outpost.com/trade/10393144 Sold for 2 ref.

http://www.tf2outpost.com/trade/10383469 Was offered a Boston Boom Bringer if he added 1 ref with the Duffel (2 ref)

http://www.tf2outpost.com/trade/10135270 Sold one for 2 ref and had an offer of 1.66 + 1 weapon (1.71)

Offered/Sold for 1.77-1.88 ref

http://www.tf2outpost.com/trade/10380108 Sold for 1.77 ref

http://www.tf2outpost.com/trade/10304461 Had a buyer just over a day ago at bp.tf prices + .11 (1.77)

http://www.tf2outpost.com/trade/9923500 Offered 1.76 ref (?)

http://www.tf2outpost.com/trade/10392047 Has buyer at 1.77 ref

Buyers above 1.66 ref

http://www.tf2outpost.com/trade/10293907 Was buying at 2.11 ref. Not enough proof to support a 2.11 high end, but proves non-quicksell buyers are willing to pay more than 1.66.

Sold or selling for 1.66 ref aka confirm that 1.66 is still valid

http://www.tf2outpost.com/trade/10450433

http://www.tf2outpost.com/trade/10402654

http://www.tf2outpost.com/trade/10433493

http://www.tf2outpost.com/trade/10441597

http://www.tf2outpost.com/trade/10433097

http://www.tf2outpost.com/trade/10411011

http://www.tf2outpost.com/trade/10416236