Abus GameChanger 2.0 Helmet - Shiny White Small Platinum Thermal stretch fleece (inside) that

Thermal stretch fleece (inside) that has graduated gauge so that warm air is trapped and moisture is transferred outward from the core

For Aero Chainring installation

The last image in the sequence is a close-up of the sleeve material

Rings 50Number of Chainrings Chain Retaining SingleDrivetrain Speeds 12Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor CarbonCrank Length (mm) 172

Abus GameChanger 2.0 Helmet - Shiny White Small Platinum Thermal stretch fleece (inside) thatPushing 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