Description
The GUNTEC AR10 buffer tube is a precision-engineered component designed specifically for AR-10 platform rifles. This complete buffer tube assembly includes both the buffer and recoil spring, making it a plug-and-play solution for your AR-10 build or upgrade project.
Key Specifications
Constructed from durable materials, the GUNTEC AR10 buffer tube meets or exceeds industry standards for AR-10 compatibility. The assembly includes a properly weighted buffer and matched recoil spring to ensure consistent cycling and reliable operation across various ammunition types and powder charges commonly used in .308 Winchester and similar AR-10 calibers. The tube features standard mil-spec dimensions for seamless integration with existing AR-10 lower receivers and stock adapters.
Performance & Ballistics
When paired with your AR-10 lower receiver, the GUNTEC buffer tube system facilitates smooth bolt carrier group cycling. The included buffer weight and spring rate have been carefully balanced to optimize reliability across different shooting conditions and ammunition loads. The AR-10 buffer tube assembly works in conjunction with your upper receiver to manage recoil impulse and ensure proper bolt lockup timing, contributing to overall accuracy and consistent performance downrange.
Intended Use
The GUNTEC AR10 buffer tube is ideal for AR-10 shooters building custom rifles, upgrading existing platforms, or replacing worn components. Whether you’re assembling a precision rifle, a practical tactical platform, or a hunting rifle, this buffer tube assembly provides the foundation for reliable operation. It’s suitable for applications ranging from sport shooting and competition to hunting and long-range target work.
Why Choose CaliperDepot
At CaliperDepot.com, we stock quality AR-10 components from trusted manufacturers like GUNTEC. Our inventory is carefully curated to ensure you’re purchasing components that meet professional standards. By offering complete assemblies like this GUNTEC AR10 buffer tube with buffer and spring included, we save you time sourcing individual parts and ensure compatibility. Our competitive pricing and knowledgeable support help you build the rifle you envision without compromise.
Ready to complete your AR-10 build? Add the GUNTEC AR10 buffer tube with buffer and spring to your cart today and experience the reliability that serious shooters demand. If you have questions about compatibility or specifications, our team is here to help.







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