Best suited for road riding applications;CPC is Prologo's patented Connect Power Control technology; Small, hollow, rubber cylinders are strategically clustered on pressure contact points to provide comfortable and secure contact;Ti-Rox rail construction: an alloy steel, highly resistant to traction, and torsion. Rail profile shape is circular, with a 7mm diameter;General Prologo sizing: 134mm width size is available in Prologo's Round, Semi-Round, and Flat saddle shape offerings. 141, 143, and 147mm widths are also offered in select Prologo saddle s;PAS TECHNOLOGY (perineal area System) eliminates pressure peaks and numbness in the pelvic area, ensuring a more fluid pedal stroke and a more comfortable position. PAS system is designed t