Ergon SF Saddle - Steel Black Men's Medium/Large MFPN=4B-SN3180020-102-0009-AM Color Black Defined Color Black

Color Black Defined Color Black ISO Diameter 622 / Road / 29" ISO Width (mm) 60 Labeled Size 29 x 2

It also offers the ability to alter the hand grip position by 20mm

Interchangeable with current Dura-Ace and Ultegra

} Crank axle for Cap cranks (crank arms sold separately)

posts typically ship with the medium version installed

Ergon SF Saddle - Steel Black Men's Medium/Large MFPN=4B-SN3180020-102-0009-AM Color Black Defined Color BlackErgonomic comfort saddle for fitness and commuter bikes Optimally tuned for an athletic riding position Rearward positioned and anatomically adapted pressure relief channel prevents discomfort and numbness SF Sport Gel: Nylon composite shell with orthopedic comfort foam padding and gel inserts for optimum pressure relief SF: Nylon composite shell with orthopedic comfort foam padding TECH SPECS model SF rails light FeC steel top microfiber color black