J P Enterprises AR .308 Jam Nut 5/8-24 Steel 0.750

The J P Enterprises AR .308 .750 JAM NUT 5/8-24 steel black delivers rugged dependability for AR .308 platforms, combining a durable steel build with a sleek black finish designed to withstand rigorous field use. This precision-ground jam nut is engineered to provide secure, adjustable alignment on compatible rifles, promoting reliable barrel-FH alignment and consistent torque acceptance across critical components. With its 5/8-24 threads, it integrates smoothly with common AR .308 configuration