This revolutionary new device easily installs mushroom shaped rubber plugs into all tubeless tires right on the wheel The Plugging device drives the plug into the hole with a twist of the allen wrench and then expand under pressure to fill the punctured area Kits include: plugging device, nozzle adapter, rasp tool, probe tool, retractable razor blade, allen wrench, 15 mushroom plugs and laminated indestructible instructions Comes in zippered pouch and only weighs 12-ounce; Note: Safety experts recommend that punctured and/or plugged motorcycle tires should be replaced as soon as possible.