Neutron Star Engineer's Cap

New price: 20 keys

[proof below]

SALE #1 = 20 keys

https://marketplace.tf/items/95;5;u107

MP sale, March 8th, 39.99$/ 1.98 (keys at time of sale) = 20 Keys

SALE #2 = invalid

https://marketplace.tf/items/95;5;u107

MP sale, March 15th, 17.5$, low for sure, exclude

SALE #3 = 20 keys

https://marketplace.tf/items/95;5;u107

MP sale, March 17th, 39.99$ / 1.99 (keys at time of sale) = 20 Keys

SUMMARY

Sales: 20 / 20 keys

Sellers: -

Credits to Randy!

Going with 20 keys.