Yep SSB LV 1 is sweet spot, sweet spot, threshold
SSB LV 2 is VO2, sweet spot, threshold
For me, I can manage this but any additional riding need to be Z2 down in the 55-65% range.
If I do my Saturday group ride, I skip the threshold.
Yep SSB LV 1 is sweet spot, sweet spot, threshold
SSB LV 2 is VO2, sweet spot, threshold
For me, I can manage this but any additional riding need to be Z2 down in the 55-65% range.
If I do my Saturday group ride, I skip the threshold.