4PCS Pitch Row 2.83IN 2mm Thick Bus Bars Connector red Copper Nickel-Plated for Lifepo4 Cell 3.2V 304ah 280ah 302ah 314ah Lithium Battery Busbar (4, Pitch Row 2.83IN). ● Widely applications: Lifepo4 lithium batteries DIY Cell 3.2V50Ah 60ah 100ah 120ah 200ah 280ah 302ah 304ah 105ah 117ah 300ah etc.This design is compatible with all types of LiFePO4 cells.