You’re backwards. The rusty ones are the ones getting used because the load and weight cause friction that takes the chrome coating off, exposing the underlying metal to the elements that cause rust.
Normally you grease the ball to keep it from getting bad, but a lot of people don’t keep up with that part.
Because I fucking hated getting grease all over my hands, pants from accidental brushing, and just everywhere else. The rusty ball still works for more than 20 years, so I took the tradeoff.
You’re backwards. The rusty ones are the ones getting used because the load and weight cause friction that takes the chrome coating off, exposing the underlying metal to the elements that cause rust.
Normally you grease the ball to keep it from getting bad, but a lot of people don’t keep up with that part.
Because I fucking hated getting grease all over my hands, pants from accidental brushing, and just everywhere else. The rusty ball still works for more than 20 years, so I took the tradeoff.