4PCS Pitch Row 3.74IN 2mm Thick Bus Bars Connector red Copper Nickel-Plated for Lifepo4 Cell 3.2V 304ah 280ah 302ah Lithium Battery Busbar (4, Pitch Row 3.74IN). You Get receive a set of 4 high-quality bus bar connectors along with 8 M6 screws and 8 M6 nut.