ASTα Front Suspension Mount (Upper/Lower) Set for High Rigidity RDX [TP-651] Overwhelming rigidity brought by white!! This is a front suspension mount set for RDX made of super-hard Delrin. ● Designed to increase strength and improve front ground contact. ● The suspension pin mounting part of the upper suspension mount is placed 1mm outward. Furthermore, the height of the mounting hole can be selected from two locations. ● The lower suspension mount is designed with a 1mm thinner flat surface that contacts the chassis. The height of the suspension pin when the suspension mount is attached upside down can be lowered by 3mm compared to the normal side.