Available to Order | B5 Systems Sierra K Receiver Extension Flat Dark Earth

Specifications

Material—-7075-T6 aluminum

WARNING: This product can expose you to chemicals including arsenic, which is known to the State ofCalifornia to cause cancer. For more information, go toWWW.P65WARNINGS.CA.GOV

Product Overview

The B5 Systems Sierra K receiver extension is a Flat Dark Earth AR-style buffer tube extension designed to fit B5 Systems Sierra receiver extension components. It provides the foundation for pairing B5 Sierra stocks with a compatible buffer/spring setup for a stable, solid chassis feel.

Key Features

• Flat Dark Earth finish for a consistent look across compatible B5 Systems builds
• Machined receiver extension geometry engineered for correct fit with compatible B5 Sierra extensions
• High-strength aluminum construction for dependable use

Upgrade or replace your Sierra K setup with a finish-matched B5 receiver extension for a clean, reliable build.