BG Aerosonic 10m Coil Ultegra Di2 ELITE Transfer Aero fabric is

ELITE Transfer Aero fabric is strategically placed for superior aerodynamics

Zipper closure

Handcrafted Since 1866

520-percent gear range giving riders more ability to spin and recover on the burliest climbs

our 90th Anniversary limited Edition jersey

BG Aerosonic 10m Coil Ultegra Di2 ELITE Transfer Aero fabric isShred the air with an exhilarating and powerful sound with the world's thinnest string. For players seeking high repulsion and a hard hitting sound. SPECS More Information Color(s) White Gauge 0. 61 mm Length 10 m (33 ft) 200 m (656 ft) Core High Intensity Nylon Multifilament Outer High Polymer Braided Nylon Fiber Made In Japan Item Code BGAS