The ETS 21-round extended magazine is designed for Smith & Wesson M&P series centerfire pistols chambered in 9mm. It features a carbon smoke, translucent polymer body that allows visual verification of carry rounds and resists impact and environmental exposure. The magazine is engineered for extended-size M&P pistols and includes an ergonomically designed floor plate and an easy-disassembly base plate for maintenance.
Not intended for use with the single-stack M&P Shield. Not available for direct shipment to California, Rhode Island, or Washington; not for sale in Illinois or Oregon.
Key Specifications
- Capacity is 21 rounds.
- Caliber is 9mm Luger (9×19, 9mm Parabellum).
- Material is polymer.
- Finish is carbon smoke.
- Overall dimensions are 1.45 x 2.05 x 6.20.
- Designed to fit Smith & Wesson M&P extended-size pistols and does not fit the single-stack M&P Shield.
- Body is translucent carbon smoke polymer to allow visual ammo count.
- Warranty provided is a lifetime warranty.
Durable construction, a visual-loading body, and an easy-to-service base plate make this ETS magazine a practical choice for range use, competition, or situations where extended capacity is required. Its compatibility with ETS base-plate accessories and robust polymer construction provide a reliable, low-maintenance magazine option for owners of extended-size Smith & Wesson M&P pistols.
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.




