Met Crackerjack Kids Bike Helmet - One Size (52-57cm) Wheels Redesigned Plates: Both inner and

Redesigned Plates: Both inner and outer plates have been innovatively redesigned to optimize shifting performance

DURA-ACE R9250 drivetrains maximize efficiency thanks to larger cogs and retain compatibility with existing 11-speed freehub bodies

now available in a generous 500ml size

yet provides better treadwear and less rolling resistance than MaxxGrip

Met Crackerjack Kids Bike Helmet - One Size (52-57cm) Wheels Redesigned Plates: Both inner andMETs best selling kids helmet just got better. Inspired by our top trail helmets, MET Crackerjack offers improved coverage, style, fit and comfort, plus all the features youd expect and more.