Abus GameChanger 2.0 Helmet - Shiny White Small CheckoutSpec= 800mm Ergonomic shape makes for a

Ergonomic shape makes for a reduced circumference compared to non-faceted grips

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These rings fit any 94 BCD 5 bolt crankset (possible alterations needed to fit some crankarms)

8mm spacer (included) for use with a XD cassette

Semi-open center blocks shed mud and reduce rolling resistance

Abus GameChanger 2.0 Helmet - Shiny White Small CheckoutSpec= 800mm Ergonomic shape makes for aPushing faster forward Through CFD simulations, wind tunnel and track tests comes the evolution of GameChanger. A true mastery of aerodynamics, without a gram of comfort or safety sacrificed. Multi position design for optimal aerodynamics regardless of the angle of the head Unique Aero Blade structure on top accelerates windflow and adapts to different speeds and inclinations of the head Rear AirFlow Star, w enlarged outlet area 32% boosted airflow