By popular demand, we've developed one of the most challenging workouts you'll ever do on a bicycle and created Spinervals 15.0- Have Mercy!, "The Sequel". This brutally intense 2 hour workout is a compilation of some of the most demanding interval sets from Spinervals 8.0 through 14.0 designed specifically to make the fittest athletes suffer and beg Coach Troy to once again 'Have Mercy"!!
Compatible with LeMond RevMaster and all stationary trainers
Length: 120 Minutes
Difficulty level: 10.0