Magpul PMAG GLOCK GL9 21 Round Magazine MAG661BLK

The Magpul PMAG 21 GL9 21-Round Magazine delivers trusted performance, enhanced capacity, and the rugged reliability shooters expect from Magpul. Designed specifically for Glock 9mm handguns, this magazine is built from Magpul’s proprietary high-strength black polymer, offering exceptional impact resistance, chemical durability, and long-term resilience under real-world use. Whether you’re at the range, in competition, or carrying with confidence, this mag offers a rock-solid feeding solution backed by American craftsmanship.

With a 21-round capacity, the PMAG 21 GL9 provides additional firepower over standard capacity magazines while maintaining a compact profile for concealment and comfortable carry. The advanced internal geometry ensures smooth, consistent feeding even during rapid fire. Inside, a corrosion-resistant stainless steel spring and high-visibility, anti-tilt follower work together to eliminate misfeeds and stoppages, keeping you focused on the task at hand.

Magpul’s attention to practical details shines through with the removable floorplate for easy disassembly and cleaning. The flared edges improve grip during reloads, especially in wet or gloved conditions. The integrated paint pen dot matrix on the floorplate allows for quick, personalized identification—ideal for load tracking, gear setup, or competition prep.

Compatible with all double-stack Glock 9mm pistols, the PMAG 21 GL9 fits flush in extended mag wells and functions flawlessly in both range and tactical environments. Its light weight, combined with durable construction and superior reliability, makes it a go-to choice for professionals and everyday carriers alike.

Proudly made in the USA, this magazine represents Magpul’s unwavering commitment to quality, performance, and innovation. Trusted by shooters around the world, the PMAG 21 GL9 offers a dependable, high-capacity upgrade for your Glock system—without compromise. Order it today from SMKW!