Check the listing for details. Tacx Boost Cycling Trainer - NEW. Condition: New. Listed at 259.00 USD. The Tacx Boost indoor trainer is easy, affordable and quiet. Now you can keep your training going year-round. With just two simple clicks, you’ll be ready to ride. Get a realistic ride feel from an actual flywheel that generates a realistic and smooth pedal stroke. A simple lever on your handlebar lets you control the resistance; 10 levels, up to 1,050 watts FEATURES: MAGNETIC BRAKE: You won’t need external power to use this trainer, thanks to a forceful magnetic brake that allows you to directly apply resistance or lighten it. RESISTANCE CONTROL: A simple lever on your handlebar lets you control the resistance; 10 levels, up to 1,050 watts. REALISTIC RIDE FEEL: An actual flywheel generates a realistic and smooth pedal stroke. SMOOTH AND QUIET: The closed resistance unit reduces noise and makes for a smoother ride. SPECS: Dimensions: 26.6 x 25.6 in Dimensions when folded: 22.2 x 16.1 x 9.7 in Weight: 18.8lbs Max Power: 1050 Watts Electrical Requirement: No power required Suitable Axles: 130/135mm. Adapters for other widths available Max tire size: 700 x 32 IN THE BOX: Booster Trainer Front wheel support Quick release for road bikes and mountain bikes (5 mm)