6bySix Comet Racing Shades - Racing Green Brand_SRAM Four separate Graphene 2

Four separate Graphene 2

temperature compensationWireless interface： BLE & ANT+Weight：16KgProduct Size ：49cm*48cm*23cmDrive mode：Direct DriveCompatible with Cassette：Shimano/Sram 8 ~ 11 speed cassettes

This elaborate design combines active vents in the helmet’s shell with exhaust channels inside the helmet that thrust cool

The Granite Cricket Bell features the most ideal two modes of sounding - single-strike mode and cowbell mode

M5100 & M4100

6bySix Comet Racing Shades - Racing Green Brand_SRAM Four separate Graphene 26bySix Comet Racing Shades Oversized shades for the best sun protection, aerodynamics and excellent looks! Includes Includes Hard Case 2 Extra Lenses Pouch Lens Cleaner Cloth prescription glasses frame