The CycleOps Jet Fluid Pro offers a cooler operating temperature to deliver a long-lasting performance and a stable progressive power curve with consistent resistance throughout the entire ride regardless of ride type. Powertuned Technology provides the perfect balance between the most realistic power curve and a precision balanced flywheel for sustained efforts and accelerations. Simply shift into the big ring for added resistance, just like out on the road, and let the JetFluid Pro prepare you for all the challenges of the upcoming season. Cycleops designed the resistance units to be quieter and produce a more consistent power curve unit to unit, plus have extended bearing life. Trully the ultimate turbo trainer for any serious Road cyclist. This pack also comes with the 'Race Day' Training DVD to keep you motivated and help you reach the peak you need. Lifetime Warranty Not three, not five but a lifetime of hassle free training. All Cycleops Rollers and Turbo Trainers are covered from defects in material or workmanship for as long as you own the trainer. If your trainer develops a fault simply contact us and we'll work with Cycleops to get you rolling again, just remember to keep your receipt!