Updating this a bit.

Sold for duped max (around 2.6) + 4 keys (0.2) ~ 2.8 buds:

http://www.tf2outpost.com/trade/18167124

This is definitely too close to be called a quicksale. Last suggestion was based on unusual sale. This is fully pure.

From the last suggestion:

http://www.tf2outpost.com/trade/17831002 - Sold for Nuts N Bolts Veil (2.6 buds) Strange soda popper (1 key ) + s.f. sapper (3 keys) + uncraft anger painted indubitably green (0.5 keys) + moral fiber mask (0.3) + Crocleather slouch (0.2keys) + pip boy (0.2keys) + high-five taunt uncraftable (1 key) + belgian detective (0.2key) + bonedelier (0.3key) + brotherhood of arms (1 key) + bushi-dou (1 key) + white paint (2 keys) + tod ticket (0.5 keys) + magistrate mullet (0.2) + 1 key (12.4 keys = 0.6 buds)

3.2. Offered on no overpay