Mega Fuse Block M8 Stainless Self-Locking Hardware with Black CoverFeatures: Designed for Harsh Environments with a high-temperature composite base and stainless-steel stud and nut hardware for maximum protection from corrosion. 58 Max Vdc Ratingeasily supports 12, 24, 36, and 48 nominal Vdc systems. Flexible Protective Cover ensures full 360-degree access for cables/terminals to attach to fuse studs, while preventing inadvertent short circuits. Serrated Flange Lock Nuts improve resistance to cable terminal loosening in high-vibration environments. Stackable Side by Side design via interlocking dovetail features in the composite base. Supports Common Input Busbars when stacked side-by-side due to longer input stud lengths. Wire Tie Slots in Base allow optional secure tie-wrap mounting. table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Truck Freight: No Oversized: No