Aoje Link Square U Bolts 0.79"(20mm) Inner Width M6 Thread 304 Stainless Steel Silver with Plates Nuts Flat Washers for Car RV Trailer Bumper, 4Pcs M6x20x70mm sold2026 providing the good resisitance to Style:EL 531TGBBW providing the good resisitance to corrosion and high temperature This set is organized by size type in a transparent storage case for quick access and protection 【Package Included】 8mm 15pcs 10mm 15pcs 12mm 10pcs 14mm 10pcs 16mm 10pcs 18mm 10pcs 20mm 10pcs 22mm 10pcs 24mm 10pcs 26mm 10pcs 28mm 10pcs 30mm 10pcs 32mm 10pcs 34mm 5pcs 36mm 5pcs 【Package Quantity: 150pcs】 This set is organized by size in a transparent storage case for quick access and protection Compatible with EM ID access devices or ID reader the friction surface of the module should be kept dry and should not be operated in the rain 79"(20mm) Inner Width M6 Thread 304 Stainless Steel Silver with Plates Nuts Flat Washers for Car RV Trailer Bumper