The Service Course Tri is a master of Olympic and Sprint distance events, with enough speed and versatility to compete in road races or full IRONMANs. With class-leading aerodynamics and race-ready handling, it is the ideal tool for do-it-all triathletes. Draft-Legal - Standard drop-bar handlebars and a UCI-legal frame maintain eligibility for draft-legal events Optional Clip-On Extensions - Clip-on compatible cockpits to add extensions for middle and long distance events Aero Headtube - Extended, narrowed, and shaped to reduce frontal area and direct air rearward Aero Fork - All-new fork design creates efficient airflow around the front tire Aero Downtube - Deep, aggressive shape reduces turbulence and keeps airflow attached Wide Tire Clearance - Clearance for tires up to 36mm wide UDH - Universal Derailleur Hanger for serviceability and compatibility Threaded T47A BB - Silently increases stiffness, serviceability, and reliability