Originally Posted by dbriceno
Parts are very common and available at most hardware stores Ace, Lowes, or Home Depot. Once removed you will easily find the matching replacement.
+2 that is what I had to do. With roller in hand, I still had to go to about 4 places and spend a few hours online until I found a match. I ended up eventually finding mine at Lowe's. (I don't have a Maxum 4600 SCB so I have no idea where you'll eventually find yours).