NEW Shimano GRX ST RX810 2 x 11 Speed Left Drop Bar Shifter Hydraulic Brake Lever without hose or caliper height_4ft 11in what you see is what 210000052275 what you see is what you get * In Mold construction* CPSC Certified with a camera attached to the SMS* Safety Mounting System (SMS): Breakaway camera mount is compatible with the Lazer Multi Mount for lights accessories (sold separately)* Ratchet system for Visor adjustment* Rear of helmet helps keep goggle straps in place* 23 vents* Advanced Turnfit System (ATS)Item Specifications Color: Mint GreenWeight: 385Gender Age: AdultSize: MediumHelmet Style: MountainDefined Color: GreenVisor Included: YesMulti Impact: NoMaximum Head Circumference: 59Minimum Head Circumference: 55Rotational Protection: No The Revolution is an Enduro helmet featuring an adjustable visor GRX ST RX810 Shifter Hydraulic Brake Lever Gravel inspired Dual Control shift brake lever and bracket ergonomics