Box One 120 TPI 20" (406mm) Folding Tire mtb We looked to our exceptionally

We looked to our exceptionally popular Phase One number plates for inspiration when we designed the new Phase One bike stand

adding an extra tooth to each of the three highest gears

Replacement jockey wheels for box one and an upgrade for box two rear derailleur

All cogs are stamped from steel

The airflow ports are artfully sculpted to both reduce weight and drag

Box One 120 TPI 20" (406mm) Folding Tire mtb We looked to our exceptionallyBox One 120 TPI Folding Tires were engineered with a minimalist approach to hit lofty goals for weight, traction, rolling resistance, and rebound. At its heart is a super supple 120TPI casing where we forced in as much rubber displacing nylon as possible. Skin walls are employed to reduce drag and further reduce weight. We flanked the high density casing with a tightly packed hoop of aramid fibers. Finally, we draped this all with BMX race specific