Guntec USA AR-10 A2 Rifle Buffer Tube Kit with Buffer & Spring – Black

The Guntec USA AR-10 A2 Rifle Buffer Tube Kit provides the essential components needed to complete a rifle-length buffer system for AR-10 platforms. Designed for .308-pattern rifles using a fixed stock configuration, this kit includes the rifle-length receiver extension, buffer, and recoil spring to deliver reliable cycling and smooth bolt carrier operation.

Constructed from durable T6 6061 aluminum, the A2 buffer tube is engineered for strength while maintaining a lightweight profile. The included .308-caliber rifle buffer and chrome recoil spring are designed to function with AR-10 rifle-length systems, making this kit ideal for new builds, repairs, or replacing worn buffer components. The drop-in ready design simplifies installation for builders assembling a fixed-stock AR-10 platform.

Quick Highlights:
• Complete A2 rifle buffer tube kit for AR-10 platforms
• Designed for rifle-length .308 buffer systems
• Durable T6 6061 aluminum receiver extension
• Includes .308 rifle buffer and chrome recoil spring
• Drop-in ready installation for AR-10 rifle builds
• Matte black finish for standard rifle configurations
• Made in the USA

Use Cases & Applications:
• AR-10 rifle builds with fixed A2-style stocks
• Completing rifle-length buffer systems
• Replacing worn AR-10 buffer components
• Precision and long-range rifle configurations
• Range training and recreational shooting builds

Technical Details:
Manufacturer: Guntec USA
Product Type: Rifle Buffer Tube Kit
Platform Compatibility: AR-10 / .308 AR
Buffer System Type: Rifle Length (A2)
Material: T6 6061 Aluminum
Included Components: A2 Buffer Tube, .308 Rifle Buffer, Chrome Recoil Spring
Weight: 11.5 oz
Color: Black
Manufacturer Part Number: A2TUBESET-308