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IN-STOCK orders ship within 1-5 business days. FREE SHIPPING USA 48 (most items) & FREE PICKUP NJ. Delivery & Installs NJ NY PA CT. Larger Orders Contact For Best Pricing.

Daily ISF Blog

  • Speedway Circuit Change of Direction 7054
    June 25, 2024

    Speedway Circuit Change of Direction 7054

    The unique Speedway Circuit Change Of Direction, or COD, was developed to fill the need to safely train explosive change of direction. This innovative articulated design moves with the athlete while providing 15 stages of resistance. The non-linear movement also allows athletes to safely perform variable resistance squats and much more.
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  • Speedway Circuit Motor WRX 7053
    June 25, 2024

    Speedway Circuit Motor WRX 7053

    The Speedway Circuit Motor WRX is ideal for increasing straight line acceleration and speed. It is a must-have for any sport that requires quick starts or long series of accelerations. Sprinters, track and field athletes, tennis players, baseball players, soccer players, football players, and more will all benefit from working on the Motor WRX.
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  • Speedway Circuit A Train 7051
    June 25, 2024

    Speedway Circuit A Train 7051

    The Speedway Circuit A Train focuses on increasing lateral acceleration. The A Train has been proven to benefit not only the side to side movements of tennis players or shortstops, but also in developing strength for pitching, hitting, and more. Fifteen resistance stops allow athletes of all skill levels to build strength gradually.
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