JE Machine Tech AR-15 Ultralightweight M-Lok Free Float Handguard 15in Black. Specifications for JE Machine Tech AR-15 Ultralightweight M-Lok Free Float Handguard: Manufacturer: JE Machine Tech Color: Black Fabric/Material: 6061-T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Handguard Length: 15 in Gun Rail: M-LOK Weight: 0.74 lb Features of JE Machine Tech AR-15 Ultralightweight M-Lok Free Float Handguard 7 MLOK slots in the 36 and 9 oclock positions offer versatile accessory mounting options 5 slot Picatinny Rail Section for your BUIS (or other accessories) Type II Black Anodized Meticulously crafted from 6061 T6 Aluminum 1.315 Inner Diameter Package Contents: JE Machine Tech AR-15 Ultralightweight M-Lok Free Float Handguard Steel Barrel Nut Mounting Hardware JE Machine Tech PS-223MLK15JBLK: AR-15 Ultralightweight M-Lok Free Float Handguard 15in Black