Orders over $100 ship FREE within contiguous US Bikes 29″ WHEELS / 115MM REAR / 120MM FRONT 29″ WHEELS / 130MM REAR / 140MM FRONT 29″ WHEELS / 155MM REAR / 160MM FRONT 27.5″ WHEELS / 165MM REAR / 170MM FRONT 700cc WHEELS / 00MM REAR / 00MM FRONT