CMMG Mk3 EML 6 Handguard Kit Tungsten. Every Mk3 EML6 handguard is made of durable 6061-T6 aluminum with M-LOK slots at the 3 6 and 9 oclock positions and a full-length picatinny rail on top maximizing accessory space even in the shortest variety of our Mk3 handguards. Specifications for CMMG Mk3 EML 6 Handguard Kit: Manufacturer: CMMG Fabric/Material: 6061-T6 Aluminum Gun Make: CMMG Gun Model: CMMG Mk3 Gun Type: Rifle Gun Rail: M-LOK Mount Type: M-LOK Package Contents: CMMG Mk3 EML 6 Handguard Kit Barrel nut Retention key Screws CMMG 38DA424-TNG: Mk3 EML 6 Handguard Kit Tungsten