DoubleStar AR (ARRB) AR15/SIG 556 RECEIVER BLOCK

The DoubleStar AR (ARRB) AR15/SIG 556 Receiver Block is a versatile and durable accessory designed to enhance the compatibility and stability of your AR-15 or SIG 556 rifle build. Crafted with precision engineering and high-quality materials, this receiver block provides a stable platform for securely holding your rifle's upper receiver during various tasks, such as barrel installation, gas system adjustments, or optic mounting. Its compatibility with both AR-15 and SIG 556 platforms ensures versatility and convenience for shooters who own multiple rifle types. Whether you're a gunsmith, enthusiast, or professional armorer, the DoubleStar AR Receiver Block is an indispensable tool for working on your rifles with confidence and precision. Upgrade your arsenal with this high-quality accessory from DoubleStar.