The backplate is made from 316 marine grade stainless steel (2.1 Kg/4.6 lbs) or in aluminium (0.8 Kg/1.8 lbs); plates are 3mm thick.
The backplate is made from 316 marine grade stainless steel (2.1 Kg/4.6 lbs) or in aluminium (0.8 Kg/1.8 lbs); plates are 3mm thick.