EX-RX Twin Bar Design RX Exerciser On Rails w/ Vinyl Cover


SKU: EX-RX / 713836000570

Quick Overview

Sweatproof Vinyl Cover

The Serfas® EX-RX Exerciser On Rails is designed for use as a stationary bike exercise saddle.

Features a comfortable gel top layer, progressive foam technology, Deep Groove™ Design, durable sweat proof vinyl outer cover, central Pressure Eliminating Channel, Zero-Friction Gel Infused Padding, Twin Bar Anatomical Flex, I.C.S.® Infinite Comfort System, Dual Density® Base, and Press Reducing Two Step System.

1189 in stock (can be backordered)



90 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
We stand behind our products and are committed to providing the high quality all of our 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 the lifetime of the product. (See details)


  • Twin Bar Design
  • Dual Density® Base
  • Steel Rails
  • Sweatproof Vinyl Cover
  • Length: 305mm
  • Width: 310mm
  • Weight: 1094 Grams
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