Buy Concept 2 -

: Because the PM5 Performance Monitor is calibrated to account for air density, a 2:00/500m split on a machine in a damp basement in London is identical to one in a high-altitude training center in Colorado. This makes it the only equipment where your data is globally comparable. Why People "Buy Concept2" Over Competitors

Either way, the SkiErg is easy to assemble, and we provide all the tools you'll need to do the job. ... The SkiErg relies on high- Vulcan Strength buy concept 2

The core of the Concept2 appeal is its . Unlike motorized treadmills that "pull" you along, Concept2 devices use air resistance: you only get out exactly what you put in. : Because the PM5 Performance Monitor is calibrated