A cam follower, also known as a track follower, is a specialized type of roller or needle bearing designed to follow cam lobe profiles. Cam followers come in a vast array of different configurations; however, the most defining characteristic is how the cam follower mounts to its mating part; stud style cam followers use a stud while the yoke style has a hole through the middle. Specifications Roller diameter: 72 mm Roller width: 29 mm Stud diameter: 24 mm Stud length: 49.5 mm Roller shape: Crowned Roller material: Steel Bearing element: Needle Rollers Closure type: Sealed Head type: Hex Head Hex size: 8 mm Thread size: M24 x 1.5 mm Operating temperature range: Maximum of +280 °F Overall length: 80 mm Radial dynamic load capacity: 26 kN Radial static load capacity: 48 kN Maximum rpm: 2400 rpm Lubrication hole location: Head, Stud End Needle Rollers Sealed Hex Head