1/2-13 x 3.750 6pt Bolt Kit 5pk

The 1/2-13 x 3.750 6pt bolt kit 5pk from ARP is designed for demanding applications where fastener reliability is crucial. This five-piece kit is ideal for assembling tactical platforms, securing optic mounts, and performing critical maintenance on duty weapons. It provides OEM-grade fasteners that are essential for professionals in law enforcement and military settings.

Featuring a 1/2-inch diameter with 13 threads per inch (TPI), this bolt kit matches standard American firearm receiver threads. Each bolt is designed with a six-point head, which is the industry standard for military-spec fastening, ensuring optimal clamping force and resistance to rounding under high-torque applications. The 3.750-inch length is suitable for standard receiver geometry and critical assembly points.

This kit benefits AR builders, armorers, and tactical professionals who prioritize fastener quality. The five bolts provide redundancy and spares for field repairs or multiple platform setups. Installation requires standard 3/4-inch or adjustable wrenches, along with familiarity with proper torque specifications for your platform.