Pablo's Bike Shop - @marshguard FCK flats rim protection! Super easy to install and a great option for protecting those rims when you decide to punish your bike (or treat it) with
Test: Durchschlag-Schutzsysteme - world of mtb Magazin
MarshGuard FCK Flats Tyre Insert - bike-components
Im Test: Marsh Guard Felgen- und Reifenschutz FCK Flats | Blog | BMO Bike Mailorder
FCK Flats - die neuen Reifeneinleger von MarshGuard im Test - HIBIKE Blog