SHIMANO Shimano 105 5800 Chainset - 50/34T 172.5mm Black

Upgrade your cycling performance with the Shimano 105 5800 Chainset. Designed for optimum energy transfer, this crankset utilizes a 4-arm design that balances stiffness and lightweight construction. The reinforced plate design helps maintain a perfect balance between weight and durability for consistent riding. Engineered for precision, the SG-X aluminium chainrings provide smooth and accurate shifting. This system works effectively with HG-X 11-speed chains to increase contact and improve power transfer efficiency. The HollowTech II technology allows for wider bottom bracket bearing spacing, enabling the use of larger bearings and an increased axle diameter for better performance. Whether you are navigating climbs or flats, the 50-34T configuration offers a wide switching range to meet your needs.