HUP Kids Cycling Sunglasses (3 Lenses) Colours:black/blue the Stem length is also

the Stem length is also critical for the young rider to maintain control

Front and Rear axle: 15mm front

Microshift XCD series 11-speed cassette with Aluminium alloy bracket spider

HUP 580mm (19mm) bars with HUP grips on HUP 35mm CNC stem with carbon-fibre spacers

Compatible with standard 10-speed chains

HUP Kids Cycling Sunglasses (3 Lenses) Colours:black/blue the Stem length is alsoHUP Kids Cycling Sunglasses are unique, offering even the youngest riders the same benefits of high end cycling sunglasses (with 3 lenses for various light levels) at an affordable price, for all year round adventures! REVO lenses for Summer with Yellow or Clear lenses for Autumn, Winter and Spring. Perfect for Youth Cycling: Road, MTB, Cyclocross, Track and Triathlon Polycarbonate impact resistant frame for kids approx 4yrs old to 9 yrs old Single