Description AR Bolt Kit – Mil-Spec Components | 158 Carpenter Steel Bolt Upgrade or service your AR-15 with confidence using this AR Bolt Kit from LBE Unlimited—your trusted source for high-quality, U.S.-made firearms parts. Whether you’re building from scratch or replacing worn components, this kit gives you the critical parts needed to keep your rifle running reliably. Kit Includes: Bolt (158 Carpenter Steel) Firing Pin Cam Pin Firing Pin Retaining Pin Why Choose This Kit? ✔️ Mil-Spec Bolt Made from 158 Carpenter SteelThis high-strength, heat-treated bolt is manufactured from true 158 Carpenter Steel—the material specified by the U.S. military for maximum durability and performance under stress. ✔️ Reliable Firing PinPrecision-machined to deliver consistent primer strikes and reduce misfires. Great for shooters who demand dependable ignition every time. ✔️ Cam Pin & Retaining Pin IncludedEssential for smooth cycling and proper bolt function. These are small parts that often get overlooked—but they play a big role in maintaining safety and reliability. Perfect for: AR-15 builds Field repairs Routine bolt carrier group maintenance Spare parts kits Made in the USA All LBE Unlimited parts are built to strict quality standards with American craftsmanship and trusted by professionals across the industry. Don’t run your rifle with worn or substandard parts.Get the AR Bolt Kit from LBE Unlimited today and make sure your AR is mission-ready, range-ready, and built to last.
