This ProMag magazine is a 40-round feeding device intended for AR-10 pattern rifles chambered for .308 / 7.62 NATO. It ships in a Flat Dark Earth finish and is produced in the United States. Magazine springs are precision wound using heat-treated chrome silicon wire and the product is backed by ProMag’s lifetime guarantee against manufacturer’s defects.
Key Specifications
- The magazine capacity is 40 rounds.
- The caliber/gauge is specified as .308 / 7.62 NATO.
- The magazine is designed to fit the AR-10 platform.
- The exterior color is Flat Dark Earth.
- Springs are wound from heat-treated chrome silicon wire.
- The product is listed as Made in the USA.
- The item type is Magazine.
- Body material is listed as polymer in supplied product naming.
- Backed by a lifetime guarantee against manufacturer’s defects.
For owners of AR-10 pattern rifles seeking a high-capacity, field-ready magazine, this ProMag 40-round unit provides a practical balance of capacity and durability. With precision spring construction and American manufacturing, it is suited for range use and sporting applications where consistent feeding and a durable finish are priorities.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




