This is a complete line of OEM replacement and universal chain roller. Special Polyurethane material used in the universal chain rollers offers superior hardness to guarantee long life while the sealed precision bearings have 2 additional outer seals to protect the bearing against water and dirt. These chain roller are one of the longest lasting chain roller available on the market. The hi-performance self lubricating nylon OEM replacement chain rollers will fit directly to the frame boss.
ProX chain roller features :
?Çó Made from Hi-performance self lubricating nylon for guaranteed long life
?Çó Heavy duty chain roller have additional seals to increase bearing life
?Çó Universal 34, 38 and 43 mm chain rollers are designed to be an OEM replacement