Always double check if the trade up still works by checking the market prices yourself and use as a second source: Tradeupspy
StatTrak™ Trade-Up
Milspec Grade Input
Restricted Grade Output
Trade-Up Cost
$3.60
Return Rate with fees
0.00%
Profit Chance with fees
0.00%
Avg. Profit with fees
$0.00
Calculations without fees
Return Rate w/o fees
0.00%
Profit Chance w/o fees
0.00%
Avg. Profit w/o fees
$0.00
Input Skins (10 items)
Average Float: 0.00000000
Possible Output Skins
M4A1-S | Night Terror
20.00% chance
Price: $7.96
Profit w/o fees: $4.36
Profit with fees: $3.33
USP-S | Ticket to Hell
20.00% chance
Price: $7.87
Profit w/o fees: $4.27
Profit with fees: $3.25
PP-Bizon | Space Cat
20.00% chance
Price: $3.74
Profit w/o fees: $0.14
Profit with fees: $-0.34
XM1014 | Zombie Offensive
20.00% chance
Price: $3.53
Profit w/o fees: $-0.07
Profit with fees: $-0.52
For 50 trade ups the result can look something like the image above but results can vary form person to person depending on the luck and actual prices of the acquired skins.