The Midwest Industries MP5 M-LOK Suppressor Handguard is constructed of rugged 6061 aluminum with a hard coat anodized finish specifically engineered for dedicated suppressor use on MP5 platforms.Midwest Industries MP5 M-LOK SD Handguard (SKU: MI-MP5-SD)Made for dedicated suppressor use with optimized internal diameterDimensions: Width 2.06 inches Height 2.6 inches Internal Diameter 1.8 inchesProfessional grade one-piece 6061 aluminum constructionHard coat anodized finish for durabilitySimple installation with all tools includedExtremely lightweight designIncludes one five-slot M-LOK compatible rail sectionMade in USAPerfect for MP5 owners seeking a professional-grade handguard solution that accommodates suppressors while maintaining the platform's reliability and adding M-LOK accessory mounting capabilities.