UTG Pro | MIL-SPEC 6-Position Buffer Tube | FDE

The UTG Pro receiver extension tube is a six-position, mil-spec diameter receiver extension intended for AR-15 platform rifles. It is CNC machined from 6061-T6 aircraft-grade aluminum and finished in Flat Dark Earth (FDE) Cerakote for corrosion resistance and consistent appearance. The tube accepts standard mil-spec buffer assemblies and is offered as a carbine-length receiver extension for adjustable stocks.

Product Specifications

• The product is identified as a 6-position mil-spec receiver extension tube.
• The material is 6061-T6 aircraft-grade aluminum and is CNC machined.
• The finish is Flat Dark Earth (FDE) Cerakote.
• The tube is offered in a carbine-length configuration.
• The item is sold as buffer tube only (does not include buffer, spring, or stock).
• The threads are described as precisely rolled for durable engagement with the lower receiver.
• The listed model name is UTG PRO.
• The product type is Buffer Tube.
• The subcategory is Stocks & Buffer Tubes.
• The color description is AR15 BUFFER TUBE, FDE CERAKOTE.
• The recorded dimension entry is 1.25 X 3.70 X 9.45.
• The recorded height entry is 1.2500.
• The recorded width entry is 3.7000.
• The recorded length entry is 9.4500.
• The UPC is 4717385550964.
• The listing includes a shipping restriction: no direct ship to California.

This receiver extension is a straightforward, mil-spec option for builders and technicians who need a durable, adjustable foundation for an AR-15 carbine stock. Its machined 6061-T6 construction and Cerakote finish make it suitable for frequent handling and range use, and the six-position indexing supports a range of shooter fits and accessory configurations.