Experience unmatched reliability with the DURAMAG 2065041206CPD Heavy-Duty Magazine, designed for optimal performance with 6.5 Grendel and 6mm ARC cartridges. This magazine offers superior durability in extreme conditions, standing up to the toughest environments where plastic fails. Its design ensures consistent feeding and performance, making it an essential component for serious shooters. Everflex spring for enhanced resilience Blue AGF follower for flawless operation Steel construction guarantees longevity Compatible with 6.5 Grendel and 6mm ARC Equip your firearm with the DURAMAG for reliable performance in any condition.