The Rock and Roll Control is the only interactive, app-controlled electronic trainer that allows your bike to move with you for a more realistic road feel AND a stronger core. It's part of our newest generation of interactive, app-controlled trainers offering the best power training workouts available, and features ANT+ FE-C and Bluetooth FTMS compatibility along with a more accurate and responsive ride. The Rock and Roll Control features a massive 12lb flywheel for the most inertia of any trainer in the category. It delivers efficient, app-controlled electronic resistance to automatically change with the course or workout, and is compatible with apps like Kinetic Fit, Zwift, TrainerRoad, Rouvy, Kinomap, The Sufferfest, and FulGaz. Additional features include super-quiet operation, accurate and reproducible power data, reliable wireless connection, incredible bike compatibility, and the cycling industry’s best warranty. - Patented frame mimics real-road movement - Controlled resistance to simulate terrain changes in workouts and on virtual courses - Pairs with devices using Bluetooth Smart and ANT+ - Works with Kinetic Fit, Zwift, and TrainerRoad on Bluetooth-connected smartphones, tablets, and laptops - Includes a free 6-month subscription for the Kinetic Fit power-training app - Compatible with virtually all bikes (bikes with a rear thru-axle require a Kinetic Traxle thru-axle adapter, sold separately) - Includes skewer - Max slope: 10% - Max resistance: 1800 watts at 30mph - ±3% accuracy - Frame fits 22-inch to 29-inch wheels - Ergonomic rubberized knobs and feet - Unconditional lifetime warranty on frame, one-year warranty on electronics

A Killer Training Combo What happens when you pair a speed sensor with the #1 selling bike trainer in the USA? You get a combo that’s ready for any virtual—or non-virtual—training ride. It’s the ideal setup for budget-conscious athletes looking to join fun, virtual communities, like Rouvy and Zwift, without a traditional smart trainer. Simply install the magnetless speed sensor on the rear wheel of your bike, mount your bike to the solid Fluid2 trainer with our innovative club knob, connect to your virtual training app of choice via Bluetooth or ANT+, and voilà! - you’re ready to sweat. Product Features - Fluid resistance unit provides a quiet and consistent ride. - Progressive resistance offers the widest resistance range and road-like feel. - Included speed sensor connects you with Rouvy, Zwift and other indoor cycling apps. - ANT+ USB and BlueGiga USB sold separately. - Includes one month subscription to Rouvy virtual training app In the box: - Fluid² Smart Equipped Bike Trainer - Dual-band magnetless speed sensor - Fluid² is the best-selling trainer in the USA. - Fluid resistance unit creates optimal road-like feel. - Fluid resistance unit provides a quiet and consistent ride. - Noise level at 20 mph is super quiet 64-68 decibels. - Large, individually precision-balanced flywheel allows for improved road-like feel. - Self-cooling mechanisms including a patented fan design keeps the unit performing better, longer. - Eccentric leveling feet allow for easy adjustment on uneven surfaces. - Comes on the foldable Classic frame with spring loaded, bolt-action lever. - Precision-machined alloy roller reduces tire wear and slippage. - Features clutch knob for perfect roller-to-tire tension each ride. - 2" resistance unit roller allows for 650b, 700c, 26", 27" and 29" wheel sizes – up to a 2.0 tire. - 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 tire recommended. - Compatible with indoor cycling apps. - Trainer is tested to the combined weight (rider and bike) of 300 lbs. - Optional thru-axle adapter available for 142x12mm and 148x12mm bikes. - ANT+ USB and BlueGiga USB sold separately. - Formerly branded as CycleOps Fluid² Smart Equipped