The price applies to a set for one axle without screws. Spacers have been hard anodized and secured with nickel acetate, thanks to which we obtain a hardly abrasive layer of black material with a thickness of 40 microns. Pass-through spacers with a thickness of 17mm on the side with a centering flange. Product description: material - duralumin PA6 spacer thickness - 17mm per side (34mm per axis) centering hole depth in distance - 18mm hole / flange diameter & nbsp