STAGES POWER LR - DURA-ACE R9200 - 172.5MM 52X36

Stages Power LR Shimano Dura-Ace R9200 Dual Sided Power Meter

Stages Power meter is built on Shimano Dura-Ace R9200. The Stages Power meter is placed on both sides of the crank in order to independently measure a rider's left and right legs. Accuracy: ± 1.5% Power meter housing: low profile design, with robust door interface Weight: Only adds 15g to base crank arm Battery Life: 175+ hours (coin cell: CR2032) Power range (Watts): 0 to 2500 Cadence range (rpm): 10-220 Water resistance rating: IPX7 "In summary this is the best Shimano based dual sided power meter crankset that I have tested either indoors or out." - Shane Miller, GPLama Check out his review here. The Dura-Ace 9200 crankset is compatible with all 12-speed Shimano Hollowtech II road bottom brackets.