Optimus Crux Stove 2 inch diameter burner distributes heat widely onto the cooking pot reducing the risk of spot burning food. Turbine shaped, serrated pot supports provide increased stability. Extremely compact thanks to the innovative foldable burner head. Optimus Crux is made from stainless and durable materials but weighs a mere 3.3 oz. The unique stuff bag makes the stove pack flush with the bottom of the LP-gas canister.