Tiger Rock AR-15 12 " Custom M-Lok Super Slim Light Free Float Handguard Black. With a maximum outer diameter of 1.4 inches this handguard is very easy to install. The TL-SSFFP12M4 is made of high quality temperature resistant 7075 T6 aluminum and is black anodized. The handguard has an uninterrupted top M-LOK section that allows the mounting of sights optics weapon lights and other accessories. Its shorter than most free float handguards and only has a minimal overhang at the front so it presents a sleek and stylish profile. Machined without any over-threads the handguard has a streamline shape that minimizes weight. The handguard ships with a Barrel nut and necessary hardware for installation. Specifications for Tiger Rock AR-15 12 in M-LOK Super Slim Light Free Float Handguard: Manufacturer: Tiger Rock Color: Black Finish: Matte Fabric/Material: 7075-T6 Aluminum Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Handguard Length: 12 in Handguard Type: Free-Float Gun Rail: M-LOK Included Accessories: Standard Inner Diameter: 1.4 in Quantity: 1 Package Contents: Tiger Rock AR-15 12in M-LOK Super Slim Light Free Float Handguard Barrel Nut Necessary Hardware Tiger Rock FMLUS-12D: AR-15 12 " Custom M-Lok Super Slim Light Free Float Handguard Black