The price applies to a set for one axle without screws. Spacers have been hard anodized and protected with nickel acetate, thanks to which we obtain a hardly abrasive layer of black material with a thickness of 40 microns. Pass-through spacers 25 mm thick on the side with a centering flange. Product description: material - duralumin PA6 spacer thickness - 25mm per side (50mm per axis) hole / flange diameter & nbsp