Cam Follower Versus Roller Follower | Universal Bearings
Testing of Cam-Roller Follower Systems - About Tribology
Amazon.com: PCI Procal Inc. VTR-5.50 V-Groove Cam Follower - 5.5000 in Roller Dia, 2.0000 in Roller Width, 4.0000 in Point Dia, Double Seal : Industrial & Scientific