THB KR series Stud type cam followers are based on either needle or cylindrical roller bearings. Instead of an inner ring, they have a threaded solid stud (pin). This kind of cam followers are available in several designs and variants to meet the requirements of different applications. THB KR series Stud type cam followers are available: - with or without a cage - with different stud designs: ***a concentric seat ***an eccentric collar - with several sealing solutions - with the outer ring running surface profile: ***crowned as standard ***cylindrical (flat)