3.5mm Plug & Speakers Karting sprocket protection hidden in a zippered compartment

hidden in a zippered compartment for easy storage when not being used

Hardware is extra

Sizes XS to XXXL in most models

Classic 9FORTY adjustable fit

yet preserving traditional Karting engines aspects

3.5mm Plug & Speakers Karting sprocket protection hidden in a zippered compartmentThe Zamp 3. 5 Plug and Speakers allows you to run one way or two way communication in your favorite helmet. Easy to install and set up, these speakers attach inside the helmet with a Velcro adhesive backing for easy installation and use. High Quality Speaker 28mm diameter 3. 5mm Stereo Plug works for one way receivers or two way communication systems Velcro Pouches included for easy installation of any helmet Small Footprint allows them to be mounted