Box One I-Spec II R Shifter Adapter wheel Available in 31

Available in 31

5 to 1-1/8 inch tapered 7000 series aluminum steerer tube and stiffer 20mm through-axle cold-forged dropouts

Box Three™ 30 TPI Wire Bead Tires were engineered with a minimalist approach to hit lofty goals for weight

these super-stiff 20mm axles are hollowed out for weight savings and feature two CNC Machined 7075-T6 aluminum nuts to ensure proper fit and dropout overlap

Box One I-Spec II R Shifter Adapter wheel Available in 31The Box Two I Spec II adapter allows any Box shifter to mount directly to a I Spec II compatible Shimano brake. This simplification makes any cockpit clean and tidy by integrating 2 clamps into one.