The rubber used for the plugs expands with air pressure so that it can provide complete Sealing.
GRAND PITSTOP Replacement Mushroom Plugs for tubeless Tire 30 Plugs, 30
GRAND PITSTOP 20 Pcs Tubeless Tire Puncture Repair Mini Plug Kit + 15 Plugs
GRAND PITSTOP 20 Pcs Mini Plug Kit + 15 Plugs, + 15 Plugs
