Box Three Pro Front 20 x 1.75" 10mm Wheel box one The action on the shifter

The action on the shifter is limited to one downshift per lever swing

Designed with increased tire clearance and larger hips

they also fit most 20mm hubs on the market

This is possible by using a spoke that is 14g at the ends but slims down 17g in the middle

these drivers are designed only for use with Quantums and are not compatible with other hubs

Box Three Pro Front 20 x 1.75" 10mm Wheel box one The action on the shifterHand built in Southern California, Box Three Wheels are made with Box One front rims, and 36 hole, Box Three 10mm Front Hub laced 3 cross front with 14 gauge stainless steel spokes and brass nipples. Our Box Three Pro Front Hub offers two precision sealed 6902 bearings between a forged 6061 aluminum hub shell and a steel 10mm axle and hardware. This creates a great hub for anyone looking for a solid, no nonsense front hub on a budget. Box One Alloy