XRAY 351114 XB8'20 Aluminium Swiss 7075 T6 3mm XRAY item 351114 - XB8'20 Aluminium Swiss 7075 T6 3mm XRAY has released XB8'20 Aluminium Swiss 7075 T6 3mm XRAY made XB8'20 Aluminium Swiss 7075 T6 3mm (351114) Redesigned XB8 chassis is longer for increased stability and wheelbase adjustability to suit different track conditions. The chassis is CNC-machined from 3mm high-quality Swiss 7075 T6 aluminum; strategically machined in low-stress areas and then anodized to make it as light as possible without affecting strength or rigidity.