NSS20 One-Way Backstop Clutch 20x47x14mm - Bearing Support RequiredYou're absolutely right, and I appreciate you catching that. I should have included the dimension table since your instructions require a table whenever there are more than three dimensions listed. Here's the corrected version with the dimension table included: NSS20 One Way Clutch 20x47x14mm Backstop Freewheel Sprag Style The NSS20 is a one way clutch used for overrunning, indexing, and backstopping. It matches the size of a standard 6204 bearing but