Abus Hud-Y Helmet S 51 - 55cm Titan Rear Axle-12mm Thru x 148mm Air can diameter on Gen

Air can diameter on Gen 2 is also reduced by 6mm from 57mm to 51mm

lower bushing and keyways

model Tellis V2 travel/drop 170mm diameter 34

8mm rise 20mm width 725mm up/back sweep 6/9 deg material aluminum color black weight 290g

Abus Hud-Y Helmet S 51 - 55cm Titan Rear Axle-12mm Thru x 148mm Air can diameter on GenInternal ActiCage for substantial ventilation Internal ActiCage for substantial ventilation Rechargeable Magnetic rear LED light Removable visor Full headring for perfect fit Fidlock magnetic buckle Height Adjustable Zoom Ace Urban retention system TECH SPECS Helmet sizing in cm 51 55cm Integrated Light Yes e Bike approved No Misc Titan Primary Color Grey Visor Yes Certification CPSC Size S