Introducing our premium hex jam nuts, specifically designed for precision indexing of muzzle devices. Crafted with meticulous attention to detail, these jam nuts are available in both sleek black and durable stainless steel finishes, ensuring they not only perform exceptionally but also complement your firearm's aesthetic. Engineered for 5/8-24 threads, they provide a secure and reliable fit, enhancing the stability and accuracy of your muzzle device. Whether you're a professional gunsmith or an enthusiast looking to optimize your setup, our high-quality hex jam nuts are the perfect choice for achieving precise alignment and superior performance. Threaded 5/8-24 Outer diameter - 0.75 inches Magnesium phosphate coating