Brooks Cambium C13 SaddleC13 utilizes the same vulcanized natural rubber and organic cotton top of the Cambium line, yet weighs less than the popular C15 model. Cambium A new generation of saddles that offers a natural feel and flexibility unlike any foam or gel saddle on the market Brooks C13 Carved Saddle Carbon, Black, 145mm Color: Black Width: 145 Rail Material: Carbon Clamp Style: 7x9 Carbon Rails Material: Rubberized Length: 275 Saddle Cut Out: Yes Weight: 280 Brooks