ZIP RD SL-70 ERGO 31.8x42 CARBON M-BK-GRAPHICS A2Unidirectional Carbon built for stiffness, comfort and light weight Variable radius drop for multiple hand positions and deeper movement into the drop A 3 backsweep on the flat tops keeps the wrist in a comfortable position, essential for long days on pavement or gravel, while the 10 ramp angle provides a smooth transition to modern shifter hoods Brake and shifter housing is elegantly hidden along the underside of the bar Updated distinctive Zipp