The Tacfire Matte Black Pistol Buffer Tube is crafted with precision from top-grade 6061T6 aluminum ensuring durability and strength. Weighing 5.5oz this buffer tube is finished with a resilient Class 2 Type III black hard anodize meeting MIL-A-8625 standards for enhanced protection and longevity. Its innovative design and meticulous construction make it an excellent choice for firearm enthusiasts seeking reliability and performance.