Seekins' M-Lok Rail provides the best Picatinny mounting system for accessories on any M-Lok hand guard. The rail is derived from 6061-T6 aluminum and features an alignment stud that prevents unwanted movement. Engraved to show proper mounting direction and designed to be attached without having to remove or reach inside the hand guard, Seekins Precision M-Lok Rails are field adaptable and greatly enhance the versatility of any rifle. Mounting screws are included. This 9 slot model has a matte black hard coat anodized finish. Field adaptable and easy to install, Seekins aluminum M-Lok Rails are the best way to mount accessories on any M-Lok or system hand guard. Seekins M-Lok Rails provide the best picatinny mounting system for accessories on any M-Lok hand guard. Machined to Seekins Precision renowned accuracy standards, the rail is derived from 6061-T6 aluminum, and hard coat anodized in matte black. These rails also feature an alignment stud that prevents unwanted movement. Engraved to show proper mounting direction and designed to be attached without having to remove or reach inside the hand guard, Seekins Precision M-Lok Rails are field adaptable and greatly enhance the versatility of any rifle. Features: Precision machined from 6061 T6 aluminum Mil-Spec 1913 Picatinny dimension Type III Class 2 hardcoat anodized matte black Alignment stud machined in place eliminates movement Mounting screws included Snag free design