Red AXS FlatTop E1 Chain Links:126 - Virtual shifting (only on

- Virtual shifting (only on Zwift)

The low rise options allow a rider to get into a low

Formerly known as Iron Mend

This sensor with an App combination transforms your iPhone

Output: 5 Lumens (LED Rating)

Red AXS FlatTop E1 Chain Links:126 - Virtual shifting (only onWe took the lightest and most durable chain weve ever made and made it lighter. With no compromises. Our HollowPin construction is lighter and stronger than a solid pin, and cutouts in the outer and inner plates drop 13 g from the previous generation. Can a chain really be lighter, faster, stronger and more durable than anything else? This one is. Flattop technology enables a narrower chain with quieter operation and increased strength and durability