[Proof below]Think this 6month old price needs a bump, it's quite easy to sell at 0.33 refs, obviously the normal level 5 ones, (prices for odd levels are everywhereee). [Proof below]

Successful/decent offers/added for 0.33 refs trades

http://www.tf2outpost.com/trade/9077609 (0.66 refs)

http://www.tf2outpost.com/trade/8120161 (0.33 refs)

http://www.tf2outpost.com/trade/8828725 (0.33 refs)

http://www.tf2outpost.com/trade/6970144 (0.33 refs)

http://www.tf2outpost.com/trade/9297503 (0.33 refs)

http://www.tf2outpost.com/trade/9264210 (0.33 refs)

http://www.tf2outpost.com/trade/9314138 (0.33 refs)

http://www.tf2outpost.com/trade/8085673 (got added @ 0.33 refs)

http://www.tf2outpost.com/trade/9259529 (0.33 refs)

http://www.tf2outpost.com/trade/9149776 (rejected offer of 0.22 refs)

http://www.tf2outpost.com/trade/9186301 (0.33)

http://www.tf2outpost.com/trade/9219177 (0.44, sold 1, was added to buy 3 more)

http://www.tf2outpost.com/trade/9023785 (0.33 refs)

http://www.tf2outpost.com/trade/9213083 (0.33 refs)

http://www.tf2outpost.com/trade/9349588 (0.33 refs)

http://www.tf2outpost.com/trade/9118611 (0.33 refs)

http://www.tf2outpost.com/trade/9309634 (0.33 refs)

http://www.tf2outpost.com/trade/8727376 (0.33 refs)

Seems to be quite easy to sell at 0.33 refs, a few even going for abit more (not including in the price suggestion as it is more of a "one off" trade). I apologize in advance if some of these links are incorrect