TechPowerUp reviewed the Thermaltake Level 20 HT Snow
A quote from the article:
The Thermaltake Level 20 HT is a massive chassis meant for those who want to install uncompromising custom liquid cooling that can be shown off from all major angles. At above 20 kg, when empty, Thermaltake certainly continues their extreme approach with this chassis.Thermaltake Level 20 HT Snow Review