Detail Information:    • Proudly Designed and Made in USA
• Fits AR15 with Standard Delta Ring Assembly, Barrel Nut and Round Handguard Cap
• Lightweight, Slim Tubular Profile for Positive Handling
• Top Rail Extends to Upper Receiver for Continuous Mounting Platform
• Includes removable two 2-Slot and two 4-Slot rail sections for 3, 6 and 9 O'clock positions
• Precision Machined from Aircraft Aluminum with Black Anodizing
• Simple and Friendly Installation, No Gunsmith Required