with a 24mm spindle means sprockets can be mounted directly without the need of adaptors

Buuilt from a tough 6061-T6 alloy with a super short reach and no sharp edges at all

Sealed 3-piece cranks

responsive backend and mind numbing stability during high-speed tricks

Box Two Race Stem Spacers Colour:Black with a 24mm spindle meansExtruded and CNC machined from 6061 T6 aluminum, Box Two Stem Spacer Kits feature an ultra minimalist design that is super lightweight. Weights range from 0. 02 to 0. 14 ounces (0. 56 to 4 grams), depending on the size. For the best performance, stack the spacers so the vertical supports are in alignment. Sold in packs of five, each set provides spacing adjustments from 1 to 20 millimeters.