The XTech Mag-Adapt S365-17XL is a high-quality magazine sleeve designed for Sig Sauer P365X and P365XL grip modules, providing a seamless transition when using 17-round P365 magazines. Engineered for enhanced grip, control, and stability, this magazine adapter allows users to comfortably handle their firearm without moving to a larger frame. The ergonomic design includes textured grip surfaces, offering better precision and recoil control for both defensive and range applications. Made in the USA, this durable and lightweight sleeve is easily installed without tools, ensuring a secure fit for an upgraded shooting experience.