Selle smp trk saddlethe trk line is the basic model in the strike series made for those on a budget who still want the protections and comfort from what selle has to offer selle smps patented strike saddle arises from extensive studies conducted which analyzed the different positions assumed by a cyclist in the various phases of a ride and the constant interaction between the body and saddle the central channel of the saddle varies in width to contour the body and allow continuous circulation