ขาจาน SHIMANO ULTEGRA FC-R8000 Crankset ของแท้ สำหรับเสือหมอบ มีสเปคให้เลือก ทั้งความยาวขาและใบจาน

SHIMANO ULTEGRA - HOLLOWTECH II - Road Crankset - 2x11-speed The all-new SHIMANO ULTEGRA R8000 series crank features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames. It is available with 53-39, 52-36, 50-34, and 46-36T chainrings and 165, 170, 172.5, and 175mm crank arm lengths. FEATURES Lightweight crankarm design optimized for power-transfer efficiency Minimal weight without sacrificing stiffness HOLLOWTECH II Rider-tuned gear performance through various gear combinations Redesigned FC for greater frame compatibility Wider gear pitch increases clearance between chain and leading teeth, providing compatibility with frames of O.L.D. 135 mm and 410 mm chainstay length