Avengers - B-18U Elongated Upper Rail - AKS-74U

Features: High durability aluminum alloy construction Mounts to rear sight block to add space for attachment of optics or other accessories Elongated length for wider variety of compatible attachments Adds minimal bulk to your rifle Material Aluminum Alloy Color Black Manufacturer Avengers Compatibility For DBOYS, GHK, LCT, and other brand AKS-74U Series Airsoft AEG Rifles DISCLAIMER: Please use discretion when installing custom parts as fit and compatibility may vary. Some modification may be required. Professional installation recommended.