The MdtMdt 4.0 M-LOK Picatinny Rail with Flush Cup Sling Mount is a robust and versatile accessory designed for firearm enthusiasts seeking enhanced customization and performance. Crafted from durable aluminum this rail features a sleek matte black finish that complements any setup. With its 4-inch length it provides ample space for mounting optics lights or other tactical accessories. The integrated flush cup sling mount offers convenient attachment for slings ensuring stability and ease of use. Engineered for compatibility with the M-LOK system this Picatinny rail is a reliable choice for those looking to optimize their firearm's functionality and adaptability.