- M-LOK slots at 2, 6, and 10 o'clock positions for mounting accessories - Reinforced polymer construction - Integrated aluminium heat shield - Relieved area for overhanging optic mounts - Replaces standard M16-type rifle length handguards - Easy to install with existing delta ring and retaining cap In the Box Hand guard instructions Magpul sticker Specifications: Build Polymer grip, Aluminum heat shieldLength 12.6 in.Height 2.5 in.Width 2.2 in.Weight 12.1 oz.Color FLAT DARK EARTH California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov