Box Hex Lab Carbon Front Rim-20x1.75" fsa Manufacturer Spec ERD (mm): 388

Manufacturer Spec ERD (mm): 388 mm

SPECIAL FEATURE: Threaded chain ring bolt holes saves weight and makes for better alignment

6" 19mm or 22mm spindle

Crank arm bolts

Adjustable Belt – single adjustable belt for maximum fit and comfort

Box Hex Lab Carbon Front Rim-20x1.75" fsa Manufacturer Spec ERD (mm): 388The Box Hex Lab Carbon Front Rim 20x1. 75 is engineered with Boxs Oversized Technology philosophy for the ultimate in steering stiffness. 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 configurations. FEATURES Foil Stamped Chrome Logos Brake (Rear) and Brake Less (Front)