Build Kits

AR-15 Build Kits: Complete Rifle & Pistol Kits for Custom Builds

Welcome to JSE Surplus’ collection of AR-15 build kits — all-in-one kits combining components to simplify your build. Whether you’re starting fresh or building a custom pistol or rifle, our build kits give you everything you need for a smooth, reliable build.

Why Choose Our AR-15 Build Kits

Our AR-15 build kits include carefully selected uppers, lowers, and internal parts that are compatible and tested, saving you time and ensuring proper fit and function. It’s a hassle-free way to get a complete firearm project started.

Complete Kits for Easy Custom Builds

From entry-level to advanced custom builds, our build kits provide a comprehensive package with all essential components — perfect for new builders or those upgrading to a high-performance setup. Get a full build ready to complete with minimal hassle.