ISM PS 1.1 Saddle Colour:Black and great stretch

and great stretch

which allow for compatibility with thru-axle

(EN15194:2009

lower rolling resistance when compared to a tube-type tyre

ISM PS 1.1 Saddle Colour:Black and great stretchAbout ISM PS 1. 1 Saddle ISM Saddles have been the most used saddle in Ironman since 2013, and the popularity is due to the best comfort when on long rides and races while still maintaning the most areodynamic & efficient position. The PS 1. 1 is the ideal time trial or triathlon saddle. Similar in design to the PS 1. 0, it features the same sloped front arms, but slightly thicker 30 series padding, and budget friendly chromoly rails. Similar to the