Bottom Buckle Design Inverted buckle design can snap the protective cover over the terminals firmly. Pet Cat Grooming Bag Cat Carrier Bag Restraint Bag... – Grandado Premium Quality: Aienxn battery bus bar base is made of high quality ABS material, which is mechanically insulated, strong, heat resistant and flame resistant, durable made for safety use; The circuit board is made of copper; 304 stainless steel terminals Wide Application: Using battery bus bars for wiring can keep the circuit clean and reduce the possibility of short circuit; It is suitable for automotive, marine, boat, car, etc Marine Bus Bar 12V 150A 1/4" Stud Power Distribution Block, Buckle Designed Bottom Battery Busbar, Automotive Buss Bar 12V for Car, Boat and Solar Wiring (Black... Boat Buckle DaierTek 12v Bus Bar 150A Battery Power Distribution Block 12 Volt Marine Bus Bar 304 Stainless Steel Stud & Nut 12 Way Bus Bar Power Distribution 12V 150A Rated Terminal Block For Auto Marine Current: This battery distribution block can handle max operating voltage 48V DC, max continuous amperage: 150A The biggest difference: Ours' bottom is buckle design, not easy to fall off; Others' bottom no buckle design, easy to fall off; Inverted buckle design can snap the protective cover over the terminals firmly The bolt goes through from bottom to top, which makes the structure more firm They can be welded or crimped and are suitable for solid or stranded wires.