evo.com | Mammut Avalanche Gear Tools > The Mammut Cartridge Refill Kit includes the gasket and cover plate (3 of each) that must be replaced each time a R.A.S. cartridge is refilled. Warning Wearing an airbag backpack is no guarantee of survival in an avalanche. Backcountry travelers are highly advised to educate themselves in snow stability assessment, route finding, and companion rescue and carry all of the conventional avalanche gear in addition to the airbag. R.A.S. cartridge and compatible backpack(s) must be purchased separately | Mammut Cartridge Refill Kit (Pack of 3) 2026 in Brown