Description
The Luth-AR .308/7.62 Rifle Buffer Tube Assembly – A2 is a complete fixed-stock buffer kit designed for .308/7.62 AR-10 platforms. This ready-to-install assembly includes everything needed to convert a carbine to a traditional A2 rifle-length recoil system or to complete a new fixed-stock .308 build. It provides the solid, stable platform many shooters prefer for precision shooting and improved ergonomics.
The kit features a precision-machined 6061-T6 aluminum A2 rifle buffer tube with hardcoat black anodized finish, a standard .308 buffer spring, and a 5.3 oz buffer body assembly. All components are manufactured to tight tolerances for reliable function and long service life.
Features
- Complete A2 Rifle Buffer Tube Assembly for .308/7.62 AR-10 platforms
- Includes: 6061-T6 aluminum rifle buffer tube (hardcoat black anodized)
- Standard .308/7.62 buffer spring and 5.3 oz buffer body assembly
- Ideal for new fixed-stock builds or converting carbine setups
- Precision machined for perfect fit and smooth operation
- Note: Converting carbine gas systems to rifle-length may require gas system tuning
- Proudly made in the USA by Luth-AR









