BB: Mid size

available separately

and a stretch water bottle pocket on the side

Both sizes feature 35 millimetres of vertical brake pad adjustment—more than most linear-pull brakes

an invest cast bridge

Box Three Pro Front Race Hub Colour:Black BB: Mid sizeThe Box Three Pro Disc Hub is made of a 6061 T6 aluminum hubshell and containing a 6 bolt rotor, this pro disc hub offers 4 pawls 120 points of engagement, made for speed. Weighing roughly under 445g which includes the disc, this pro disc hub is ideal for racing. ###section### Product Specs AXLE SIZE: 10mm SPOKE HOLES: BEARINGS: Sealed WEIGHT: 444g (disc) 270g with bolts (front)