Clarks Organic Disc Brake Pads For Clarks Cmd-(8/11/16) MechanicalOrganic VX Pads are specifically designed to give the best performance under normal conditions. The organic compound gives improved noise reduction as well as increased âbiteâ.CompatibilityCarrera Impel is-1 scooterClarks CMD-8Clarks CMD-11Clarks CMD-16