Stand-alone rail system for AR/M4 weapons with a standard A1/A2 front sight base. Allows for attachment of Picatinny rail mounted accessories forward of the front sight base.

Does not fit Colt LE6940.

• Allows for attachment of Picatinny rail mounted accessories forward of the front sight base
• Provides extended hand hold opportunities for shooters
• Installs onto A1/A2 front sight base, locking inside the front sight – requiring NO modification to firearm
• Includes Black ERGO LowPro Rail Covers
• Weight: 8.7 ounces