polar: yeah, 240 is probably the way to go then

4 recent sales.

Sale 1:

Sold for $499.99 on Marketplace.tf

Seller: http://backpack.tf/profiles/76561198048792033#!/compare/1487808000/1487894400 - Listed on marketplace Feb 23rd

Buyer: http://backpack.tf/profiles/76561198018148265#!/compare/1491782400/1491868800 - Purchased April 11th

https://marketplace.tf/items/1118;5;u3003/Holy%20Grail%20Taunt:%20Conga

499.99/2.09 = 239.2

X = 239 rounding to 240

Sale 2:

Sold for other taunts

Seller: http://backpack.tf/profiles/76561198032176942#!/compare/1488585600/1488672000

Buyer: http://backpack.tf/profiles/76561198002601572#!/compare/1488585600/1488672000

Cannot be used.

Sale 3:

http://backpack.tf/profiles/76561198041186431#!/compare/1489622400/1489708800

Untrace.

Sale 4:

http://backpack.tf/profiles/76561198120147285#!/compare/1489017600/1489104000

Involved other taunts.

Unusable.

Sellers:

320 keys:

http://i.imgur.com/BCesbiQ.jpg - 30 days

350 keys:

http://i.imgur.com/WjTlO28.png

http://www.tf2outpost.com/trade/28830374

Old buyout of 300 to support a drop.

Rolling with 240 flat.