Swissstop rx plus brake pads shimano xtrxtswissstop brake pads deliver more than just great stopping power they provide superior modulation and feel on all types of brake surfaces from aluminium to carbon the rubber compounds created are the foundation for the swissstop line of brake pads special formulas have been developed for aluminium and carbon wheels decades of experience stand behind every swissstop product featurestop performance on dry rims and even better performance on wetcompl