$32.00 Inc GST
Part Number: 24A42
Every mini saloon has these, 2 of 24A41 on either side front and 24A42 / 24A43 sided on the rear --only purpose was for building / moving / storing and preparation of cars at the factory to sit them on.
Also acted as a stiffener between the inner and outer sills which is why the factory fitted them to stop damage.