Description
The UTG Pro TLU001-KIT Receiver Extension Tube Kit provides a Mil-Spec carbine-length receiver extension and the essential buffer hardware for AR-15 platform rifles. The extension tube and components are described as being made from 6061-T6 aluminum with rolled threads and a matte black hard coat anodized finish. The kit ships with a 6-position extension tube plus a carbine buffer, buffer spring, receiver end plate, and castle nut. This assembly is produced in the USA.
Key Specifications
- The tube is made from 6061-T6 aluminum with rolled threads for consistent fit.
- The finish is a matte black hard coat anodized surface.
- The kit includes a 6-position extension tube for adjustable receiver length.
- The package contains a carbine buffer compatible with the extension tube.
- The package contains a buffer spring sized for carbine buffer systems.
- The package contains a receiver end plate for standard installation.
- The package contains a castle nut for securing the end plate and buffer tube.
- The product is listed as Made in the USA.
- The product type is listed as a Buffer Assembly / Receiver Extension Kit.
Designed for dependable service in AR-15 carbine builds, this receiver extension kit supplies the durable materials and hardware needed for a standard Mil-Spec installation. Its anodized aluminum construction and complete accessory set make it a straightforward choice for builders and armorers seeking a hard-wearing, serviceable receiver extension solution.





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