Description (for the real DD Omega Rail)The Patent Pending Daniel Defense Omega Rail™ system is the most exciting rail system to hit the market in years! The Omega Rail™ is a free float rail system that allows the individual operator to easily install it with the provided Allen Key and requires ZERO modification to the weapon! The Omega Rail™ features an integral QD sling swivel mount, with rotation limiter, and an uninterrupted upper rail platform. This light weight rail system is meticulously CNC machined from Aircraft Grade Aluminum and is Military Specification Type III Hard Coat Anodized. All the Omega Rail fasteners are military specification.Features (For Airsoft version)User InstallZERO ModificationTrue Free floatIntegral QD Sling Swivel Mount with limited rotationLight weightRemovable Lower RailOval Shape to feel like traditional Hand GuardsMaterials & ConstructionPrecision CNC machined from Airsoft grade Aluminum with Hard Coat Anodized.The Omega Rail™ weighs in at an amazing 8 Ounces