Vittoria Open Corsa Evo CX III 320TPI 700x23 tires ISO GRIP CLINCHER Gum/Black Reviews for the product - Vittoria Open Corsa Evo CX III 320TPI 700x23 tires ISO GRIP CLINCHER Gum/Black - Back to product 1 Product Reviews - Average rating 4 / 5 (Best Rated | Worst Rated | Most Recent | Oldest)Click to review this product Fast clinchersAaron - 06th November 2015Low rolling resistance, light, fast. Great for racing, not so great for hard training. My go to race clincher.Click to review this product