Adaptable, lightweight and strong, and with the latest Quarq technology, ELSA 10R packs a four-pronged punch to elevate bike and rider performance. The subatomic spider houses integrated electronics, a CR2032 battery, LED indicator and visible ANT+™ ID. Power Balance™ captures left and right drive strokes. OmniCal™ gives you a choice of chainrings with no compromise on accuracy. Exogram™ Hollow Carbon crank arms by SRAM reduce weight and increase performance. With lengths of 162.5-177.5mm, ELSA will take any athlete's cycling to the next level.
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