Contact Wheel Assemblies - db 11074 contact wheel,Dynabrade" /> Keep your Belt Tools running at maximum efficiency. Contact wheel assemblies include contact wheel plus two bearings. Certain assemblies may also contain a shaft and/or spacers. Refer to individual parts pages for breakdown. Includes 11073 wheel. 11074 wheel assembly is standard with 11216, 11241, 11202, or a 15027 contact arm.