The Ergo 5-slot aluminum rail-mount platforms are designed to be installed without the need for modifications to AR handguard heat shields. They come equipped with socket head mounting screws and specialized flat nuts to ensure a discreet installation. Constructed from anodized flat black aluminum, these platforms adhere to standard M1913 picatinny specifications, making them suitable for use with both rifles and shotguns. The 5-slot model measures 2.165 inches in length with a hole spacing of 0.7 inches. Additionally, black Ergo LowPro rail covers are included. The standard M1913 picatinny rail configuration is a precisely engineered mounting platform, featuring a series of evenly spaced slots for secure attachment of accessories The surface is crafted from anodized aluminum, featuring a sleek, flat black finish that enhances durability and provides a sophisticated, modern appearance The mounting process does not necessitate any modifications to the heat shields of the AR handguard, ensuring compatibility and preserving the original structure The package contains socket head mounting screws paired with specialized flat nuts, designed to ensure a discreet and seamless installation The package contains Ergo LowPro rail covers, designed to provide a low-profile, ergonomic grip for enhanced comfort and control on your rail system The spacing between the holes measures precisely 0.7 inches, ensuring consistent alignment and uniformity across the entire surface for optimal functionality