Ergomo power meters determine the power output of the rider right in the bottom bracket. During pedaling, the axle twists slightly and the torsion is measured exactly by comparing two signals before being converted into watts.

Ergomo BOTTOM BRACKET POWER METER BRAND NEW
Ergomo BOTTOM BRACKET POWER METER BRAND NEW
   US $155.00
Ergomo Carbon Fiber 9 10 Speed 175 Crankset Cranks
Ergomo Carbon Fiber 9 10 Speed 175 Crankset Cranks
   US $5.50
ERGOMO PRO POWERMETER LOW MILES
ERGOMO PRO POWERMETER LOW MILES
   US $99.95
ERGOMO PRO POWERMETER OCTALINK MTB
ERGOMO PRO POWERMETER OCTALINK MTB
   US $49.95
Ergomo Road Bike Power Meter Bottom Bracket SRM Cycling
Ergomo Road Bike Power Meter Bottom Bracket SRM Cycling
   US $199.99

The Ergomo system is sensitive enough to detect a minimal distortion of only 0.0025 degrees. Ergomo offers optical non-contact power measurement which guarantees less wear and high reliability with the integrated sensor / bottom bracket design protected against the weather and dirt by a secure double seal.