resuggestion from:

https://backpack.tf/suggestion/5dd32a2ed3817272e065cfaf

https://backpack.tf/profiles/76561198010763813#!/compare/1572912000/1572998400

https://backpack.tf/profiles/76561198114545227#!/compare/1572912000/1572998400

Bulk

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https://backpack.tf/profiles/76561198114545227#!/compare/1572220800/1572307200

https://backpack.tf/profiles/76561198060828964#!/compare/1572220800/1572307200

Bulk

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https://backpack.tf/profiles/76561198060828964#!/compare/1566086400/1566172800

https://backpack.tf/profiles/76561198123389475#!/compare/1566000000/1566172800

Not really usable but traded alongside 15 keys of items for a Double Spelled Uncraftable Spine-Chilling Skull

now outdated, but was in-date at time of previous suggestion

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https://backpack.tf/profiles/76561198159230350#!/compare/1575158400/1575244800

https://backpack.tf/profiles/76561198030343929#!/compare/1575158400/1575244800

40 keys

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was previously unsold for a while from the last suggestion

https://mannco.store/item/8227

https://webcache.googleusercontent.com/search?q=cache:JZHNdZPivS4J:https://mannco.store/item/8227+&cd=1&hl=en&ct=clnk&gl=us

$95.00 at least since August 30, 2019

Approximately 58 keys if it sells right now

https://marketplace.tf/items/tf2/15156;15;u702;w4;pk82;kt-3

https://webcache.googleusercontent.com/search?q=cache:Ko7jpuzSL4UJ:https://marketplace.tf/browse/all%3Fsterm%3DProfessional%2520Killstreak%2520Airwolf%2520Wrench%2520%2528Factory%2520New%2529+&cd=2&hl=en&ct=clnk&gl=us

https://webcache.googleusercontent.com/search?q=cache:Fy2qM7LspnIJ:https://marketplace.tf/items/tf2/15156%3B15%3Bu702%3Bw4%3Bpk82%3Bkt-3%3Bfestive+&cd=2&hl=en&ct=clnk&gl=us (Look at the similar items section)

Was at $79.99 for at least a month and eventually sold for 40 keys

https://backpack.tf/item/4585475542

'

going with 40 keys