Shield Arms Springfield Echelon +5 Round Magazine Extension Overview The Shield Arms Springfield Echelon +5 Round Magazine Extension is designed to increase capacity and improve handling without compromising reliability or competition compliance. Precision machined from billet aluminum and finished with a durable anodized coating, this extension delivers a seamless upgrade for OEM Springfield Echelon magazines while allowing easy maintenance and consistent performance. Key Features a Adds +5 rounds to Springfield Echelon magazinesa Easy-access floor plate design allows servicing without removing the extensiona Machined from billet 6061 aluminum for strength and durabilitya Index cuts improve grip when drawing from magazine pouchesa Type II anodized finish for corrosion and wear resistancea USPSA compliant at 141.25mm overall lengtha Does not require a new magazine springa Compatible only with OEM Springfield Echelon magazinesa Made in the USA Specifications a Compatibility: Springfield Echelon OEM magazines onlya Capacity Increase: +5 roundsa Material: 6061 billet aluminuma Finish: Type II anodizeda Competition Compliance: USPSA 141.25mma Country of Origin: United States Applications Ideal for competition shooting, duty use, range training, and shooters looking to maximize magazine capacity while maintaining reliability and fast reload capability. Additional Features a Floor plate design simplifies cleaning and maintenancea Enhanced grip texture improves control during reloadsa Precision machining ensures consistent fit and function