Available in 1.0mm and 0.6mm.
New for tuning your Serpent S400 are these 2 new sets of roll centre spacers. Designed to fit between the chassis plate and the lower wishbone suspension brackets, they allow the user to adjust the cars roll centre as well as giving the option to run anti squat or anti dive. Made from lightweight aluminium, they are available in 0.6mm and 1.0mm thicknesses and are sold in pairs.
Source : Serpent