Well, meng, sorry to do this, but it seems like I must fight for this. I need a solid 20th suggestion for these Summer items. I propose a fight! >;3 (evil cat)

Sold

< 3 ref

http://www.tf2outpost.com/trade/12790069 - 2 ref

http://www.tf2outpost.com/trade/12788204 - 1.66

http://www.tf2outpost.com/trade/12775047 - 2 ref

http://www.tf2outpost.com/trade/12777576 - 2.33

http://www.tf2outpost.com/trade/12768736 - 2.33

http://trade.tf/listings/search/Sell/Unique/Bolshevik%20Biker/all/10 - Proof that link above is 2.33

http://bazaar.tf/trade/309408 - 2 ref

http://www.tf2outpost.com/trade/12753704 - 2.66

http://www.tf2outpost.com/trade/12738041 - 2.66

3 ref

http://www.tf2outpost.com/trade/12776314

http://www.tf2outpost.com/trade/12774462

http://www.tf2outpost.com/trade/12773757

http://www.tf2outpost.com/trade/12766823

http://www.tf2outpost.com/trade/12766730

http://www.tf2outpost.com/trade/12754932 (3.11)

http://www.tf2outpost.com/trade/12739784

Sellers

<3 (lel)

http://www.tf2outpost.com/trade/12750721 - 2.33, 1 day

http://imgur.com/JhesdM5 - 2.66, 1 day

Unsolds @ 3

http://www.tf2outpost.com/trade/12787561 - 3 hours (level 1)

http://www.tf2outpost.com/trade/12786138 - 4 hours

http://www.tf2outpost.com/trade/12742570 - 1 day

Conclusion

Sellers and solds at 2.33, same as 3. Good luck to you though, Mr. Mengfan.

Help / Consturctive Criticisim / Additional Proof / Counter-Proof is ALWAYS welcome! :D