Campagnolo Record 12 Chainring Teeth: 52 – Aluminum – Black FC-RE952. 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. For MORE GREAT DEALS on powersports parts and accessories! Your friends at MOTOMENTUM appreciate your Business!…