The .350 Legend DURAMAG SS is designed for serious shooters who require the most out of their magazines. Constructed from premium 410 Stainless Steel and built with advanced interior and exterior geometries to ensure ultimate reliability and feeding. These magazines utilize Duramag T-360 coating to ensure incredible performance and product longevity through the harshest conditions. The .350 Legend magazines are available in 5rd and 10rd capacities and safe for extended storage while loaded. DURAMAG will not flex or swell like polymer due to storing while loaded or environmental / temperature changes. When performance and durability are paramount, make the switch to DURAMAG SS and never look back. .350 Legend 5 Round Capacity Duramag T-360 Coating technology optimized interior and exterior surfaces to enhance performance, durability, ease of loading and cleaning Proprietary LipLock design assure perfect round placement for unmatched reliability Advanced geometry follower (AGF) remains level for smooth feeding Everflex advanced anti-fatigue spring technology for long life and reliability Stainless Steel Body, Black Finish Anti-Tilt Follower Weight 3.2 oz Made in the usa