Shimano Tiagra 50/34 10 Speed Compact Road Chainset - Black black 175mm

Taking many features from pro-level equipment, this 2-piece cap-free design Tiagra chainset offers unbeatable performance 2-piece cap-free design is quick and easy to install whilst being lighter and stiffer than a traditional crank/ bottom bracket assembly sg-x chainrings feature strategically placed chain pick-up pins and tooth profiles to ensure fast and positive shifting designed to work with hollowtech ii type bottom bracket cups compatible with 10-speed hg-x chains anodized aluminium crank arms lightweight aluminium chainrings 4 arm, 110 mm bolt circle diameter Colour: Grey Discipline: Road/Time Trial & Triathlon Size: 50 / 34 teeth Speed: 10 Speed