Saris 9902T Magnetic Bike Trainer with adjustable magnetic resistance control (NIB-New In Box) - Magnetic resistance unit provides a quiet and frictionless ride - Linear resistance boosts workout intensity to match each pedal stroke and gear click - Mag+ comes with convenient, adjustable handlebar-mounted shifter - Noise level: 69 decibels at 20 mph - Maximum Weight (rider and bike): 300 lb. - Compatible with Zwift and other indoor cycling apps. - Thru Axle Adapter: Sold separately for 142x12mm and 148x12mm bikes MSRP $259.99