Mon, Fri: 8:00am - 6:00pmTue - Thu: 8:00am - 8:00pmSat, Sun: 7:00am - 6:00pm
- 12 speed Record / Super Record chainring
- Surface treatment improves durability
- 145 BCD outer rings are specific to Record or Super Record, while 112 BCD inner rings are shared between the two groups