ISM PN 4.0 Saddle – Stainless Steel Black. The PN 4.0 Performance Narrow saddle is similar in design to the award-winning PN 3.0 with increased sit bone contact points another 5mm to accommodate a range of pelvic/body positions. Like the other PN saddles the PN 4.0 offers superb thigh and hamstring clearance which allows for more rider body movement around the seat and is great for diving into fast corners. The nose-less design helps to remove pressure from soft tissue ensuring maximum blood flow no genital numbness and a healthier more enjoyable ride.

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