The merchandise includes :Battery Holder-3PCSStainless steel flat mind screws 3*8-4PCSStainless metal flat mind screws 3*10-2PCSOriginal title / role No:AXI231008Major benefits of updating towards the part/product :1. Made with good lightweight high tensile power aluminum 6061 T6 for greater help and durability.2. Outstanding product for temperature cooling. The pattern can also help cooling down the warmth from battery pack.