Campagnolo Super Record X 13 Aero Chainring - 40t, 4-Bolt, 104 BCD, Aluminum, Black EA Chainrings

CR02-SRX1340 Campagnolo Super Record X 13 Aero Chainring - 40t, 4-Bolt, 104 BCD, Aluminum, Black Chainrings EA Black Ring Position/Type Chain Retaining Single Ring Tooth Count 40 Drivetrain Speeds 13 Round or Oval Round Chainring BCD 104 Material Aluminum Color Black Defined Color Black Number of Bolt Holes 4-Bolt