scrappyrambler

DESCRIPTION This Sram X9 GXP Stages Power meter as replaces the non-drive crank arm for existing SRAM GXP model cranks. The X9 GXP is compatible with X7, X9, X0, XX [166 Q model], and other Truvativ GXP models. This powermeter has been used for a half of a season. It shows some sign of wear and tear, but still reports accurate power readings. The battery is brand new. SPECIFICATIONS Accuracy: ± 2% Weight: Only adds 20gr to base crank arm Battery Life: 200+ hours (coin cell: CR2032) Power range (Watts): 0 to 2500 Cadence range (rpm): 20-220 Frame Compatibility: Most frames, see fit guide in our Support section Crank Compatibility: X9 GXP is compatible with X7, X9, X0, XX [166 Q model], and other Truvativ GXP models Device Compatibility: ANT+, Bluetooth Smart Ready Software Compatibiity: Training Peaks, Strava, Garmin Training Center and others Bottom Bracket: GXP Length: 175mm ADDITIONAL FEATURES Tool free battery replacement Active temperature compensation Accelerometer based cadence measurement Wireless firmware upgrades