SPINeRVALS Competition 31.0 - Endurance BOOSTER!I

Getting stronger on the bike means moderately overloading your system with workloads that challenge you, but also allow for adequate recovery. Spinervals 31.0 - Endurance BOOSTER, is a 'Zone 3' workout developed by Coach Troy designed to focus on building your aerobic and muscular endurance. Suited for intermediate and advanced riders focusing on long distance cycling events, incorporating this moderate intensity workout into a well designed weekly training schedule will greatly enhance your ability to ride longer and stronger!

Purpose: Build your Cardiovascular and Muscular Endurance! 

Price $39.95

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