Iron Crag

• Cycling
• 1h 30mTime
• 78Stress
• 0.72Intensity
• 108Popularity

About this workout

Iron Crag features steady efforts with two 10-minute intervals at 83% FTP, perfect for building sub-threshold endurance to support those long climbs or sustained group ride efforts. This mid-week staple will keep your aerobic engine firing without draining too much energy for your upcoming rides.

Workout structure

• 17 min @ 50-65% (50-65w)
• 10 min @ 82% (82w)
• 6 min @ 52% (52w)
• 10 min @ 88% (88w)
• 6 min @ 52% (52w)
• 10 min @ 83% (83w)
• 6 min @ 52% (52w)
• 10 min @ 85% (85w)
• 15 min @ 52-40% (52-40w)