Desert Tech MDRX BLK LBL ALX 16 Handguard Tungsten ACC0284-T. The MDRX ALX 16 is the ultimate upgrade for all MDR and MDRX rifles. Specifications for Desert Tech MDRX BLK LBL ALX 16 Handguard: Manufacturer: Desert Tech Fabric/Material: 6061 T6 Extruded...