Threshold Intervals - 4x8min w/4min RBI

Threshold Intervals - 4x8min w/4min RBI

Regular price $2.00 $0.00 Sale

Threshold intervals are a cornerstone of our training protocols.  The ability to accumulate significant overload 

Add these intervals to your quiver if you are a:

  • Looking for great fitness gains in shorter training blocks
  • Want to increase power at threshold
  • Are a cyclist or triathlete of any ability level