LBE AR125RBK Ready Build Kit with 12.5" CHF Barrel

$530.61 8 in stock

Complete AR-15 upper build kit with premium 12.5-inch Cold Hammer Forged barrel, free-floating handguard, and gas system. Ready for AR pistol or SBR builds.

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LBE AR125RBK Ready Build Kit

The LBE Ready Build Kit delivers a complete, high-quality upper receiver assembly designed for shooters building compact AR-15 platforms. This kit is purpose-built for AR pistol and short-barreled rifle (SBR) configurations.

Key Features

  • 12.5-inch Cold Hammer Forged Barrel: Premium CHF construction ensures superior durability, consistent accuracy, and extended service life. The shorter length makes this ideal for close-quarters applications and maneuverable handling.
  • Pistol-Length Gas System: Optimized for the compact barrel length, providing reliable cycling and reduced recoil impulse.
  • Complete Upper Receiver Assembly: Includes everything needed to build a functional upper—no additional receiver sourcing required.
  • Free-Floating Handguard: Precision-mounted design isolates the barrel from external pressure, enhancing accuracy potential.
  • Gas Block and Tube: Quality components ensure dependable operation across a variety of ammunition types.

Built for Customization

This ready build kit provides a solid foundation for your AR platform. The modular design allows you to add your preferred lower receiver, stock, grip, and optics to complete your build exactly as you envision it.

Reliability You Can Count On

LBE's rugged construction and precision machining deliver a platform engineered for field use and performance. Whether you're building a home-defense AR pistol or a compact SBR, this kit offers the quality and completeness serious shooters demand.

Attributes

Barrel Length: 12.5"
Caliber: .223 Remington