ST-R8170, Ultegra, Wireless Position:Front Even with the filthiest road

Even with the filthiest road muck

including e-bikes

Rails: Proprietary Stainless Steel Alloy

The included storage bag makes it easy to carry wherever you go

ST-R8170, Ultegra, Wireless Position:Front Even with the filthiest roadShimano's new ULTEGRA ST R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven SERVO WAVE technology. The all new Di2 platform, used on both DURA ACE and ULTEGRA, untethers the shifters while delivering our fastest, most reliable wireless shifting. Your time on the bike is precious, let Shimano make it even better. BENEFIT Clean Cockpit: Wireless connection enhances the aerodynamic effect and easy