Plastic MPO cassette is released

Why Copperled want to release new MPO Plastic cassette? Since it will help our clients to benefit for below advantages:

01. It is much lighter than metal or Aluminum, freight charge especially air freight charge can be saved.
02. Plastic material cassette is more compliant with patch panel. 
03. Two sides hook design, no need the screws, it's more fast and easier to install.
04. Enhance the installation work and labor cost can be cut down.