Compatible with M-Lok handguards and rail systems Unique color design to add flare and to match loadouts Made for most picatinny rails Can be mounted either direction Anodized aluminum construction with a red finishSpecifications: Brand Atlas Custom WorksMaterial Anodized AluminumOverall Length 2.2 Inch Compatibility Most M-Lok HandguardsWeight 1.4 ozMounting Tools IncludedColor Red 1X Rail Mount