KCI USA GLOCK MAGAZINE - 40 S&W - 10 ROUND CAPACITY - 13 ROUND BODY - POLYMER - BLACK

Compliant 10-Round Magazine for Glock 40 S&W Pistols

The KCI USA Glock 40 S&W Magazine features a 10-round capacity within a 13-round body, modified for compliance in restrictive states. Using a proprietary in-house block and rivet through the baseplate, this magazine is permanently limited to 10 rounds to meet regulations in states like California, New York, and Connecticut. Constructed with a hardened steel insert encased in high-impact polymer and finished with a black coating, it ensures durability and reliable performance for Glock 23, 27, and compatible 40 S&W models.

Designed for consistent operation, this magazine includes a chrome silicon steel spring and a polymer follower, delivering smooth feeding and minimal malfunctions. Factory-drilled, numbered witness holes provide quick round-count verification, and the removable baseplate allows easy cleaning. The 13-round body maintains compatibility with standard magazine pouches, offering a compact form factor for shooters in restrictive jurisdictions, ideal for concealed carry or range practice.

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Manufactured in South Korea by KCI USA and backed by a limited lifetime warranty, this magazine offers budget-friendly reliability with near-factory performance. The 10-round modification ensures legal compliance while retaining the robust construction Glock owners expect. Perfect for Glock 40 S&W users in restrictive states, this black polymer magazine is a cost-effective and dependable choice for training or personal defense.