SRAM Quarq Elsa 53/39T 11 speed Spider Power Meter Chainring Set 130 BCD

SRAM Quarq Elsa Spider Based Power Meter.

53/39T 11 speed chainrings.

Professional bicycle power meter. Accurate to within 1.5%. Power Balance captures left and right drive strokes.
Easily replaced CR2032 battery lasts for up to 300 hours of ride time.

Used, in great working condition. Has some scratches.

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