Lightweight, ergonomic AR-15 Hand Guard Kit that eliminates the middle step   Made from American 6061 T-6 Extruded Aluminum KeyMod Universal Attachment System or M-Lok Attachment System Free Float Design Relieved for Most Gas Piston Systems All Rails 1913 Picatinny Mil-Spec Precision Laser Engraving Forms Continuous Rail XLS KeyMod Lengths:  7" - 18" Allows for the direct attachment of any KeyMod-compatible accessories. M-Lok available in 7.25", 12", 14.5" or 15" MagPul’s M-Lok system uses slots in place of the keyholes. The attachment lugs on M-LOK accessories are t-shaped and bi-directional so they can be placed at the front or rear of the slots.Standard in Hard Black Anodize. Also available Cerakote colors~ Call for Custom Size. Toll Free:  702-331-7772Hand rails are ergonomically engineered for maximum comfort and powerful performance       Specially created and milled by SMF Tactical for lighter weight and versatility     Proudly made in the U.S.A.