A Quality Chain Roller Kit from All Balls Racing. Hi-performance rollers for replacement of OE chain rollers. The universal 34mm and 38mm Polyurethane chain rollers have a 98A Durometer hardness for long life and feature sealed precision bearings with two additional outer seals to prevent water and dirt from contaminating the bearings. They are the longest-lasting chain roller in the industry. The OE replacement chain rollers that mount directly to a frame boss are made from hi-performance self-lubricating nylon.

• x1 Roller supplied