Profile Design 43 ASC Carbon Extensions Size:340mm 5mm Bottom Bracket Shimano

5mm Bottom Bracket Shimano

Secure Mounting

Single handed zipper operation

Replacing your SRAM Flattop chain before it exceeds 0

Profile Design 43 ASC Carbon Extensions Size:340mm 5mm Bottom Bracket ShimanoWhen designing these extensions we wanted to utilize carbon fibers' natural ability to be shaped into an aerodynamic form while still providing a good amount of strength and rigidity, hence ASC stands for Aero Shaped Carbon. Looking at the grip section, we have a 87mm rise from the base of the extension to the grip with the grip angle being set at 43 degrees. Specifications Extension Length: 340mm or 400mmMinimum Length: 290mm (from the front of