BOOTLEG Handguard with KMR Mounting Hardware, Extruded 6061 Aluminum Mil Spec Hard Anodizing, Full Length Mil Spec Picatinny Top Rail, PicMod Feature Allows Most Picatinny Accessories to Mount w/o Adapters, Extended PicMod Feature on the bottom section for increased Bipod Mounting Options, Designed to work with any barrel 16in or longer, AR Rifles, 15" 9.6oz BP-HG15-1