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Spinervals 21.0 Aero Base Builder IV DVD |
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Product Description
Troy Jacobsen is a tough coach who knows how to motivate cyclists to higher levels of fitness using creative interval training sessions. This DVD is designed to keep you training in your "Blue Aerobic Zone", ideal for building performance by teaching your body to use fats as fuel. Entertaining and easy-to-follow with on-screen graphics describing training intensity, time and gearing, all set to upbeat music.
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