3U Lite Guard™ Standard Rack Case | Lightweight HDPE 19-Inch RackExperience the next generation of equipment protection with the 3U Lite Guard Rack Case. Engineered as a high performance alternative to traditional plywood flight cases, our Lite Guard range is manufactured from high density polyethylene (HDPE) to offer a rugged, ultra lightweight solution for mobile professionals. The Lite Guard system provides a staggering 60% reduction in weight compared to standard flight cases, while being roughly 50% more cost