This needs a drop.

Classified ads at the time of posting:

Page 1 - http://m.imgur.com/QwrTsS4

Page 2 - http://m.imgur.com/WPO2fhj , http://m.imgur.com/oMmEC1g

Page 3 - http://m.imgur.com/6vwdr5s

http://backpack.tf/classifieds?item=Festive%20Rocket%20Launcher&quality=11&tradable=1&craftable=1&australium=-1

2*14 keys (Both have Killstreak and parts)

1*14.97 keys (Has Killstreak and parts)

5*15 keys (2 have Specialized Killstreak, 2 have Killstreak and 2 have parts)

3*15.46 keys (All have Specialized Killstreak, 2 have parts)

2*15.51 keys (Both have Specialized Killstreak and parts)

2*15.92 keys (1 has Gib Kills)

8*16 keys (3 have Specialized Killstreak, 7 have parts, 1 has Exorcism, 1 has Pumpkin Bombs)

Unsolds at 16 keys:

http://www.tf2outpost.com/trade/28296931 (Has Specialized Killstreak, ~2 weeks)

http://www.tf2outpost.com/trade/28329246 (Has Specialized Killstreak and parts, ~1 week)

http://www.tf2outpost.com/trade/28342845 (Has Medics killed, ~1 day, young)

http://www.tf2outpost.com/trade/27888568 (Has Exorcism and parts, ~5 months)

Unsolds at 15 keys and 9 refined:

http://www.tf2outpost.com/trade/28303428 (Has 2, both have Specialized Killstreak and parts, ~2 weeks)

http://www.tf2outpost.com/trade/28335995 (Has Killstreak and parts, ~4 days)

Seller at 15 keys:

http://www.tf2outpost.com/trade/28345381 (Has parts, young)

This is all I could find on Outpost that are valid at the time of posting this suggestion.