At the moment i run 1 plaz crm pad and 1 rock pad blue both on a sharp grind on the back it is set up straight and about 1-2 mm away from the rim and it is pretty pants both sides of the rim have a medium sharp grind and it doesnt make any noise at all What pads do tunnicliffe, cls use because i never hear or see there back brake slip with some of the huge gaps they do does any one know?