Milspin CNC Milled 3D Engraved Slide Back Plate compatible with Glock Gen 1-5 I 3 Dimensional I Made in USA (3D Great Seal, Blacked Out, Models G17-G41, G45)

Made from 360 brass which is a free-machining alloy that is primarily composed of copper and zinc. It has a high machinability rating, good corrosion resistance, and is used for parts that require a combination of strength, ductility, and aesthetic appeal. 360 brass has a bright gold-like appearance that is often used for decorative purposes.
Designed and manufactured by U.S. Special Operations Veterans
Veteran crafted in the USA. Support American manufacturing and veterans who have served our country with the purchase of this product. Our stringent manufacturing processes result in higher quality and more durable finished products that are certain to last a lifetime.
Milspin offers a lifetime guarantee on all our products, ensuring they are free from defects in materials and workmanship for the life of the product. If your product fails or becomes defective, we will repair or replace it at no cost to you, providing you with peace of mind and a reliable, high-quality product.