B/O:

http://www.tf2outpost.com/trade/23586522 - 7.2 buds

Sales:

Sold for 5 buds + PE football + 4 keys ~ 6.4 buds (seller's b/o, not a qs as it took 2 weeks):

http://www.tf2outpost.com/trade/22851739

Offered on C9 Executioner (6.7):

http://www.tf2outpost.com/trade/22145581

Offered with 5 buds 9 keys on GE Anger (6.3) + PE AA (5.8) ~ 6.5 buds:

http://www.tf2outpost.com/trade/22367607

Sold for duped sunbeams Cowl (5.8) + SF Sticky (0.8) + 8 keys (0.5) ~ 7.1 buds:

http://www.tf2outpost.com/trade/22969579

Mini for cowl:

Sold for a Cloud 9 Employee + PE Trophy (5.1) ~ 6.4 buds (seller's b/o):

http://www.tf2outpost.com/trade/23387801

Employee sold for: http://www.tf2outpost.com/trade/23187688

Rounding up to 6.5-7 buds