Shimano Claris FC 2403 8 speed Black Crankset. The world's leading bike part manufacturer is at it again with the Shimano Claris FC 2403 8 speed black crankset. Designed to be durable and maintenance free, this crankset features lightweight, aluminum crank arms for speed and steel chain rings for durability. The Claris also offers a simple and intuitive ST lever design for stress free riding. The SG X chainrings feature strategically placed chain pick up pins and tooth profiles to ensure responsive shifting, and the Octalink spindle fits the bottom bracket for increased rigidity. The 8 speed drivetrain will give you plenty of gear options for climbing, accelerating, and reaching top speeds, and it's compatible with super narrow, 8 speed Hyperglide HG chains. Standard gear combinations are 5034T or 503930T, and the Claris features a new, compact gear combination of 4634T. The Claris crankset is compatible with CS HG50 8 cassettes. For your road or sport bike, the Shimano Claris FC 2403 8 speed black crankset will make your rides a breeze.