Daniel Defense. The DDM4 Rail’s ergonomic design allows operators to maintain better control of the firearm.  Limited rotation QD swivel attachment points are located at the front and rear of both sides of this rail system for tangle-free attachment for slings. A continuous picatinny rail on top provides the rail real estate for sights and accessories.

DDM4 Rail 10.0 is compatible with low profile gas blocks on barrels 11” and longer with gas systems at Mid-length and shorter.

Rail System includes all required hardware (Barrel Nut, Bolt-Up Plate, & Screws), tools (Barrel Nut Wrench & Allen Wrench), and 3 Daniel Defense Rail Ladders made of high temperature resistant Santoprene.

Key Features

• Lightweight Free Floating Barrel Design
• Steel Barrel Nut
• Uninterrupted Upper Rail Platform
• Integral Sling Swivel Attachment Points with Limited Travel
• Patented Bolt-Up System
• Mil-Spec 1913 Picatinny Rails

Materials & Construction

• Material: Aircraft Grade 6061-T6 Aluminum
• Finish: Military Specification Type III Hard Coat Anodized
• Made in the USA!

Installation Requirements

• Bolt-Up System Barrel Nut Wrench (Supplied)
• Allen Wrench (Supplied)