Spin w/ Ashton P (50min/18mile/171bpm max @ 6:00pm) ... this was a terrific class & workout - not too structured and left a lot of specifics up to us ... 2 sustained efforts (5min70%, 4min@75%, 3min80%, 2min90%,1min95%), 4minClimb, 4minClimb/30secSprint, 4minClimb/(2) 30secSprint, 4minClimb/(3) 30 secSprint, 4minClimb/(4) 30secSprint, 4minclimb/30secSprint ...