ISM PN 4.0 Saddle - Stainless Steel Black MFPN=10005162 }Shimano Alfine S501 45t 130mm

}Shimano Alfine S501 45t 130mm Outer Chainring Guard Black

}Full Speed Ahead Internal Headset Upper 44mm- for Ridley CX

Caps press directly into the ends of Wheels Mfg thru-axles and are held securely in place with a rubber o-ring interface

Base dimension of 572mm x 572mm

rails pivotal top vinyl color blue LxW (mm) 235x135 weight 249g

ISM PN 4.0 Saddle - Stainless Steel Black MFPN=10005162 }Shimano Alfine S501 45t 130mmThe 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