1. Constructed from aerospace-grade aluminum with CNC precision machining and surface anodizing treatment, this robust integrated design is equipped with all stainless steel camera screws, ensuring durability and resistance to scratches. 2. Lightweight hollow design with a 1/4-inch screw for camera fixation, which can be tightened with tools or coins. Safety screws on the back of the quick-release plate prevent accidental detachment, and the battery compartment can be opened normally. 3. Once installed, it does not obstruct the data cable door or the insertion/removal of the shutter or microphone cables. 1/4-inch screw holes and strap holes are reserved at the bottom. 4. Features a 39mm standard AS interface, compatible not only with IS‑QJ64/JZ50 and IS‑QJ58 ultra-thin ball heads but also with RRS/ARCA‑SWISS/KIRK/Wimberley/MARKINS/SUNWAYFOTO/kangrinpoche/BENRO/SIRUI and other AS-standard port ball heads. 5. Professional manufacturing, ideal for EOS 6D2 SLR camera battery grips.