The veloflex master 23 is an all purpose open tubular that offers more than expected from a clincher tyre designed with the same 320 tpi casing of veloflexs tubular tyres the corsa 23 delivers low rolling resistance and simple mounting of a clincher tyre specialised tread offers excellent grip and stability around the corners in any weather conditions master models feature gum coloured sidewalls for a retro look and a choice of four colours for the rubber tread ad key features th