GVR Bicycle Adult Helmet Jump Silver With Visor G203VJPML-BLK Bicycles bolsters compressive stability while maintaining

bolsters compressive stability while maintaining a slippery profile that cuts through the wind with every forward pedal stroke

Wider Gear Pitch: Increases chain and leading tooth clearance

Compatible with a wide variety of devices and indoor cycling applications

Note: The shelf fastener sizing is preset to allow easy adjustment from one width chain to another—any attempt to lock the shelf in place will result in damage to the tool

GVR Bicycle Adult Helmet Jump Silver With Visor G203VJPML-BLK Bicycles bolsters compressive stability while maintainingSPECIFICATIONS: Size: M L (56cm~61cm) Size can be adjusted by adjustable head ring Weight: 250g 17 ventilations with stylish design and help cyclists stay cool Equipped with 1 removable tinted magnetic visor which is easy to remove from helmet and attach onto helmet by truing up and down Removable lining with anti biotic odor fabrics with permeable mesh net which can stop bugs from entering Approved safety standards by CNS (Taiwan) and JCF (Japan)