Itm r triango seatpostthe itm r triango seatpost is made from lightweight yet strong 7075 alloy that has been wrapped in carbon fibre it has a 2 piece clamp head that uses 2 bolts to provide maximum rigidity and security on the saddle rails it also features itm graphics that fit in well with the rest of the r triango line of components features material 7075 carbon wrapped alloy setback 20 weight 268gbuy itm components from chain reaction cycles the worlds largest online bike store