Presma AR-15 19.5in M-LOK Free Float Handguard Forend ID 1.35in .223/5.56 Matte Black. Hard-coat Anodized and Laser-engraved in the U.S. Specifications for Presma AR-15 .223/5.56 M-LOK Slim Free Float Handguards: Manufacturer: Presma Color: Black Finish: Hard-Coat Anodized Matte Fabric/Material: A6061-T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Gun Rail: M-LOK Condition: New Included Accessories: Steel Barrel Nut Screws Hex Wrench Quantity: 1 Features of Presma AR-15 .223/5.56 M-LOK Slim Free Float Handguards Attaches directly to upper receiver via steel barrel nut (included) Lightweight free float design Full length Picatinny top rail plus additional mini rails M-LOK slots on left right and bottom A6061-T6 aluminum alloy U.S. Anodized + Engraved Package Contents: Presma AR-15 .223/5.56 M-LOK Slim Free Float Handguards Steel barrel nut screws hex wrench Barrel Nut (ships inside handguard) Presma MARML195: AR-15 19.5in M-LOK Free Float Handguard Forend ID 1.35in .223/5.56 Matte Black