4iiii precision 105 5800 power meter
Precisions left side power meter leads the industry with its lightweight compact design at only 9 grams this highly accurate and affordable crank mounted bicycle power meter is with a new bike crank with its proprietary strain gauge layup precision delivers real time power output in watts cadence data and is both ant and bluetooth smart compatible precision also distinguishes itself with its easy to access coin cell battery and over the air upgrades via both ios and android accurate c