ISM PN 4.0 Saddle Shimano Ultegra Di2 12 Speed This feature can also be

This feature can also be turned on and off

The Minimal Liner Short uses a removable version of our slim

Weight: 161gRoad saddle for flexible ridersDesigned to facilitate an aggressive

Featuring a practical full-length zipper for easy wear and three back pockets for your essentials

5" x 5" / 280 x 84 x 131 mm

ISM PN 4.0 Saddle Shimano Ultegra Di2 12 Speed This feature can also beNEW for 2020! The ISM PN4. 0 is the newest offering in the Performance Narrow category of saddles. Similar in design to the award winning ISM PN3. 0, we increased the sit bone contact points 5mm to accommodate a range of pelvic body positions. Rider response told us some cyclists wanted a 125mm saddle to allow for more relaxed pelvis tilt related to road and gravel cycling. Like the other PN saddles, the PN4. 0 offerings superb thigh and hamstring