The PSE 10” D-Rail is engineered from solid 6061 aircraft-grade aluminum and is Mil-Spec Type III anodized for durability and toughness. This 10” D-Rail attaches directly to M-LOK compatible mounts, and it can be mounted to the bottom of the stock, or pushed to the forend. This rail can be mounted on AR-15 handguards, rifle chassis, and any wood or composite rifle stock with PSE’s M-LOK adapter.