3 month old price!

Sale 1:

Sold for Scorching Flames Western Wear (50*0.9) + 15 keys = 45 + 15 = 60 keys

http://www.tf2outpost.com/trade/26074371

Backpack of buyer:

http://backpack.tf/profiles/76561198093435253?time=1433055600 (May 31st)

http://backpack.tf/profiles/76561198093435253?time=1433228400 (June 2nd)

Backpack of seller:

http://backpack.tf/profiles/76561198053842324?time=1433055600 (May 31st)

http://backpack.tf/profiles/76561198053842324?time=1433228400 (June 2nd)

Notes:

Only recent and clean sale, all other sales involve duped versions.

Conclusion:

One valid sale at 60 keys. Taking a final flat price of 60 keys.

Feel free to support/counter my suggestion!