ISM - PS 1.1 - Black carbon or forged alloy crank

carbon or forged alloy crank arms are mated to 1 x chainrings with Wave tooth profiles to hold the chain securely over the roughest terrain

no doubt about that

This allows for superior strength and minimum weight

A capable trail tyre available in a wide range of sizes for any region

grass and more

ISM - PS 1.1 - Black carbon or forged alloy crankISM's PS 1. 1 Road Bike Saddle has a similar design to the PS 1. 0 featuring the same sloped front arms with the addition of slightly thicker 30 series foam and gel padding and chromoly rails. Commonly used as a triathlon saddle and time trial saddle. The ISM PS 1. 1 gel saddle features an upward slope at the rear of the saddle which provides superb hip support when your body is rotated forward in an aerodynamic position, or in an aggressive road