Designed to give a factory installed appearance to the rifle. - Proprietary replacement barrel nut included with rail that allows for easy installation and elimination of barrel nut timing issues - Mounts on barrels with low profile gas block or can replace fixed front sight (basic punch hammer) with a low profile gas block (not included) - Comfortable triangular shape - Sturdy lightweight free float design - Improves accuracy and provides exceptional airflow to keep barrel cooler - Flush mounted top rail for a monolithic appearance - Lightning fast configuration changes - Uninterrupted mounting surface for optics or other accessories - Improves comfort and ease of shooting while allowing for personal modification with optional rail accessories (rails & bumpers) - Customize for specific applications; Add more rails as additional accessories are needed; Mix full length and short rails and bumpers to suit - Proprietary clamping system for rigid secure attachment - Mil. Spec. Type III anodized 6061 aluminum construction - Mil. Std. 1913 Picatinny rail dimensions - Fits all M4/AR15/M16 variants - Combat durable
