Diagram 50
The bolt should preferably work in shearing stress and not in traction
Steel reinforcing plate fixed to the car’ s chassis
Diagram 51 Diagram 52
Plate fixes to the chassis and strengthened by a reinforced plate on the other side
Reinforcing plate fixed to the car’ s chassis
Motorsport UK 2025 National Competition Rules Version 11
Chapter 7 Appendix 13- Charts and Diagrams 310