Ergon SM Pro Saddle - Titanium Stealth Men's Small/Medium MFPN=00.4318.066.001 which have specific asymmetric shape

which have specific asymmetric shape and dimension and therefore cannot be used on the centering stand with normal adaptors

Angular contact: Enduro ABEC 5 angular contact bearings

5 Maximum Tire Width 81mm

It’s a pre-calibrated torsion ratchet tool constructed from durable lightweight machined aluminum

Ergon SM Pro Saddle - Titanium Stealth Men's Small/Medium MFPN=00.4318.066.001 which have specific asymmetric shapeErgon's top of the line mtb saddle for men. Specifically designed for men and intended for MTB touring trail and all mountain riding this saddle features an anatomically optimized relief channel in the sensitive perineal area and an athletic but light AirCell Padding. The flattened tail and the Y shape guarantee full freedom of movement when in the moderate riding position typical for mountain biking. Sliding flanks help reduce friction when pedaling.