E-Thirteen Helix R Guidering Direct Mount Chainring - E-Thirteen Direct Mount - 32T - 52-55mm Flip - Round - 12-Speed - Eggplant Alloy Needs Images They use a TruMotion 4-way

They use a TruMotion 4-way stretch fabric for ultimate mobility and comfort as well as TruDri fabrics that move sweat away from the body to keep you dry

4kg and is 102cm wide and 73cm deep

Handbuilt in North Carolina

Pros: Great comfort and fit

The shoulder straps feature an assortment of pockets for phone

E-Thirteen Helix R Guidering Direct Mount Chainring - E-Thirteen Direct Mount - 32T - 52-55mm Flip - Round - 12-Speed - Eggplant Alloy Needs Images They use a TruMotion 4-wayAccording to E*Thirteen, the Helix R Direct Mount Chainring is a game changer. With proven Sram and Shimano 11 or 12 speed cross compatibility applied to an ultra lightweight, durable AL 7075 t6 Chainring and a highly CNCD technical finish. Combine with the chain, derailleur shifter of choice without a change in chain retention quality. Build a dream rig with more freedom and spec creatively. One of the strongest and most durable alloys available, AL