That includes :
Battery Hold-Down - 1pc
Battery Hold-Down Stabilizer - 1pc
Stainless metal Top Threaded Screw M3x24.5 - 1pc
Product major function & usage:
Stabilize the battery pack and perform heat cooling
1. Crafted from an incredible light-weight high tensile energy aluminum 6061 T6 for greater help and durability.
2. Aluminum 6061 T6 is a great item for temperature cooling. The pattern can help trying to cool off temperature through battery pack.