CR1.1  Single Wood Support   
Use in combination with CR3.1
Unlimited shelf thickness

Cable spacing: 
Shelf width + 35mm (1-3/8")

CR1.2 Single Wood Support   
Use in combination with CR3.2

Cable spacing: 
Shelf width + 35mm (1-3/8")

CR3.1 & CR3.2 Adaptive Support Ring                  
These rings are fasten to the shelf