MSR is proud to offer the lightest full-strength tent stake on the market – less than 6 grams per stake. The MSR Carbon Core 6-Inch Tent Stake uses a carbon fiber core for strength and rigidity, and an aluminum covering for durability. Sold as a kit of four tent stakes. Each stake measures six inches and weighs 0.2 ounces. MSR products are covered by a three year limited warranty against manufacturing defects in materials and worksmanship. Made in the USA.