Another sale here - http://backpack.tf/profiles/76561198161690945#!/compare/1473552000/1473638400 - for the beams billycock ~48

Mini for billicock - 48 flat

http://backpack.tf/profiles/76561198099909738#!/compare/1474502400/1475020800 - the two aussies should be a solid 48 pure

http://backpack.tf/profiles/76561198068235514#!/compare/1471824000/1472256000 - 70 - likely an outlier. b/o was 60 in items and likely less in pure anyways

http://backpack.tf/profiles/76561198068235514#!/compare/1471046400/1471132800 - spec ks max is gonna be tough here. probably best not to use

42-48 should be good here. And you could update the billy at 48 flat. No other clean sales on that.