Saris Fluid2 Indoor Bike Trainer, Smart Equipped Option, Fits Road and Mountain Bikes, Compatible with Zwift App

• The large, Precision-balanced flywheel (with patented fan design) lets you easily customize each ride simply by shifting gears, just as you would outside. This design also helps keep your Fluid2 working better – Longer
• Want to train With Swift or virtual training? All you need is a speed sensor. Visit our setup guide to learn how to get started
• Noise level at 20 mph is super quiet 64-68 decibels
• This trainer is designed to fit common road and mountain Bike frames with included steel quick release skewer and has three settings for rear dropout spacing: 120mm, 130mm and 135mm
• Trainer recommended