Registration for the Mendon Acres MTB Race Series is now open!
Mon - Thu: 12:00pm - 6:00pmFri, Sat: 10:00am - 5:00pmSun: Closed
Dimension Basic Track Cog Lockring with 1.29-inch x 24 tpi left-hand thread.- Stainless steel- Fits all but Campagnolo and Miche hubs- Not compatible with Phil Wood hubs