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23-AS-066 Pop Pin Knob for Seat Post & Seat Slide ABC / ABP
*weights only sold in bundles
These concentrated bursts of activity help you burn fat at an amazing rate
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Concept2 - Bike Erg Selectorized 23-AS-066 Pop Pin Knob forInspired by the sport of cycling, the BikeErg offers an authentic riding experience that builds power and endurance with every pedal stroke. The BikeErg has the same flywheel and Performance Monitor as the Concept2 RowErg and SkiErg, bringing to cycling the strengths and features we've previously brought to rowing and cross country skiing. The flywheel uses air resistance to create a smooth, quiet and responsive ride, and the damper is your "gearing,"
