Box Hex Lab Carbon front/rear Rim-20x1 1/8" Color:Black drilled & machined collars for

drilled & machined collars for lighter weight

At 36mm wide

5" Clamp: 31

900D Knee Panels – panels at the inside knees protect from hot exhaust systems

1" Reducer sealed AC bearing headset

Box Hex Lab Carbon front/rear Rim-20x1 1/8" Color:Black drilled & machined collars forThe Box Hex Lab Carbon Rim 20x1 1 8" is engineered with Box's Oversized Technology philosophy for the ultimate in pedaling stiffness. These rims will shine even further if paired with Box's other Oversized components. Box uses ultra high modulus carbon fiber, the stiffest out there, and designs the rim with spoke stabilizers to achieve the stiffness and stabillity of a much wider rim profile. This rim is compatible with tube and tubeless