2012 Quarq Power Meter GXP
I bought this about this time last year so probably only about 800 miles on it. It is S975 Crankset with Quarq Powermeter. Crank arms are 170 with 53/39 Sram Chainrings. Im asking $1150 for it as I paid $1600 a year ago. Let me know if interested? 
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