The ISM PN 2.1 is a triathlon version of the road-focused PN 1.1.
Nose-less design removes pressure from soft tissue, ensuring maximum blood flow, no genital numbness, and a healthier, more enjoyable ride 40-series foam-and-gel padding Maximum thigh and hamstring clearance PN chassis with an added rear transition hook Gender/Age: Unisex Color: Black Width: 110 Rail Material: Chromoly Clamp Style: Std Rails Material: Synthetic Length: 270 Saddle Cut Out: Yes Defined Color: Black The PN 2.It features the same 110mm width and maximum padding. ISM PN 2.1 Saddle - Chromoly, Black.