Feature: 1. Premium Material: fiber reinforced nylon base ensures great mechanical strength and durability. 2. Unique Design: Transparent dust-proof cover with groove on the surface for the attachment of sticker, convenient to recognize. 3. High Current: Large voltage, large current, high current copper strip up to 150A (brass), high safety factor. 4. Anti-corrosion: Stainless steel screws and nuts for enhance its corrosion and rust resistance in the saltwater or corrosive environment. 5. Ultra-safe: Base plate with good insulation effect to ensures no electric leakage when installed on metal boat or car body. Specification: Features: Premium Material: fiber reinforced nylon base ensures great mechanical strength and durability. Unique Design: Transparent dust-proof cover with groove on the surface for the attachment of sticker, convenient to recognize. High Current: Large voltage, large current, high current copper strip up to 150A (brass), high safety factor. Anti-corrosion: Stainless steel screws and nuts for enhance its corrosion and rust resistance in the saltwater or corrosive environment. Ultra-safe: Base plate with good insulation effect to ensures no electric leakage when installed on metal boat or car body. Specifications: Bolt Material: Tin Plated Brass Base Material: Fireproof Plastic Continuous Current: 150A Dimension: Screws: 12X4mm (5/32"), Bolts: 4X6mm (1/4") Package Size: 23*16*1cm / 9.05*6.3*0.39in. Package Weight: approx.191g / 6.73oz Package included: 1 * Terminal Bus Bar Block 16 * Terminals 4 * Screws 1 * Sticker Package List: 1 * Terminal Bus Bar Block 16 * Terminals 4 * Screws 1 * Sticker