Adding shock absorbers allows the Regal Short to flex much more than traditional saddles. This Rails is used on Superleggera and Carbon FX saddles. Regal Short Full-Fit Carbon FX NARROW Cord 497WN401 Color Black Size NARROW S3-W 140xL 255mm Weight 220g Cover Texfeel Padding Biofoam Rail Carbon Fiber ø 9x7mm.
eBay