The item includes :Battery Holder-3PCSStainless metal flat mind screws 3*8-4PCSStainless metal flat head screws 3*10-2PCSOriginal name / component No:AXI231008Major top options that come with upgrading with this part/product :1. Made out of a good lightweight high tensile power aluminum 6061 T6 for greater assistance and durability.2. A great product for heat cooling. The pattern helps attempting to cool-down the heat from the battery pack.