pillow ball are like a ball and socket joint…thats my best description…they allow for better rotation and adjustablity…better than a standard bearing mount…i think D2s have camber plates integrated in the top mount…Rick has them on his DSM
pillow ball are like a ball and socket joint…thats my best description…they allow for better rotation and adjustablity…better than a standard bearing mount…i think D2s have camber plates integrated in the top mount…Rick has them on his DSM