Serfas BMP-SP Saddle Steel Black Medium Sunshine_Enriched Rotor thickness between 1

Rotor thickness between 1

UCP spokes

The Kuat Ubar can adapt almost any frame to fit on your existing hang style car rack

For use with Alfine Di2

Fits tube sizes up to 7/8" diameter

Serfas BMP-SP Saddle Steel Black Medium Sunshine_Enriched Rotor thickness between 190 Day Comfort Guarantee We understand finding the perfect saddle can be tough, which is why every Serfas saddle sold is backed by our 90 Day Comfort and Satisfaction Guarantee Limited Lifetime Warranty Serfas stand behind their products and are committed to providing the high quality all of their customers deserve which is why Serfas warrants to the original purchaser of a saddle that the product is free from defects in materials and workmanship for