It Is A Steel Front Lower Suspension Mount Used In CAL3.1. Compared To Resin And Aluminum, It Is Heavier And Enhances The Sense Of Front Contact On High-Grip Surfaces, Preventing Understeer.
The Inner Suspension Pin Position Is Offset Relative To The Mounting Surface To The Chassis. By Reversing It, You Can Change The Suspension Pin Position And Respond To Settings Such As Adjusting The Roll Center.