Dynamic SPK-21M Magnetic Fitness Cycle

Brand: Golden Designs Incorporated

  • $799.00

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The DYNAMIC PRO® SPK-21M Magnetic Fitness Cycle is the bike of choice designed for beginners as well as the most advanced riders. This space-saving exercise bike delivers an intense and concentrated workout session with the convenience of indoor cycling. The DYNAMIC PRO® SPK-21M Fitness Cycle is durable, tough, and designed with a heavy duty elliptical-tube frame for endurance riding with a streamline ergonomic design. Eight adjustable gears of Magnetic Resistance allow the user to burn calories and increase muscle tone simultaneously, while its strong platform offers a club-quality workout and a real bike feel. In addition, the DYNAMIC PRO® SPK-21M Fitness Cycle features a multiple position adjustable seat that can be easily removed or changed to the biker’s own bike seat, if preferred. The DYNAMIC PRO® SPK-21M Fitness Cycle also comes standard with an easy to use computer monitor to track Time, Distance, Calories, RPM, Watt, Speed, and Pulse. The DYNAMIC PRO® SPK-21M Fitness Cycle will deliver a rigorous and sound riding experience sure to thrill beginners as well as enthusiasts.



  • 22lbs Laser Precision Balanced Aluminum Flywheel, creates sustained momentum
  • 2.0mm Elliptic Steel Tubing Structure is strong, durable, and rigid with style and comfort all built right in
  • Commercial Grade Dual Fixed Wheel and Extra Wide Belt Drive System delivers a smooth and comfortable ride
  • 8-Speed Sport Shift for Tension Gear Control gives a range and feel of terrain changes from uphill and downhill to a level and steady road
  • Ergonomically Correct Design is designed to maximize comfort for all riding positions Aerodynamic Multi-Position Handlebar Design will help the rider find the right position suitable for his/her workout with Tension Release for adjustable front/rear/up/down positional settings
  • Dual Sided Pedals with SPD and Clips give the rider a choice of riding with an SPD cleat or riding with regular shoes