2011年式 Racing Zero 2-Way Fit front: 625 g rear: 835 g RACING ZERO tubular front: 615 g rear: 815 g RACING ZERO clincher front: 610 g rear: 825 g Racing 1 2-Way Fit front: 645 g rear: 860 g Racing 1 front: 635 g rear: 850 g
RACING ZERO tubular 最輕 1430g Racing 1 2-Way Fit 最重 1505g