BP Fabrication has made 4130 chromloy left front radius rods. These radius rods are approved for the 2019 World of Outlaws rule changes. BP Fab Shop tig welds these radius rods in house on our lincoln welders to ensure a quality product to fit on to your sprint car chassis of any make such as: MAXIM, J & J, Eagle, JR1, and XXX. MADE IN AMERICA!