Tired of your camera thumb grip constantly loosening and sliding? Worried about damaging your camera's hot shoe from frequent attachment and removal? This Improved Camera Thumb Grip from WEPOTO offers a revolutionary solution! We have completely re-engineered the mounting system. At its heart is an innovative "T-shaped stud + nut" locking mechanism. Simply insert the grip's base into your camera's hot shoe and tighten the top nut. This action mechanically clamps the hot shoe's metal contact, creating an exceptionally secure hold that far surpasses traditional friction fits. This design not only ends loosening woes but also fundamentally minimizes wear on the hot shoe, acting like a "protective shield." Beyond being secure, it's incredibly versatile. The grip features a built-in, detachable cold shoe mount. It locks securely at a standard 90-degree angle with locating pins, allowing you to easily mount various audio, video, and lighting accessories, such as microphones, LED lights, and field monitors. This effectively expands your camera's connectivity options without sacrificing the use of your main hot shoe. Crafted from premium, durable materials, the WEPOTO thumb grip is built to withstand the rigors of professional use. Its ergonomic, curved design is a masterpiece of comfort, perfectly conforming to the natural curve of your thumb for hours of fatigue-free shooting. The grip is precision-machined to ensure it does not interfere with any of your camera's controls, maintaining full access to all buttons, dials, and the viewfinder. Whether you're a professional photographer, a dedicated hobbyist, or a content creator, this thumb grip is an essential upgrade for your Sony A7 or A9 series camera. Experience the difference in comfort, stability, and creative flexibility. Elevate your photography and videography with the WEPOTO Camera Thumb Grip.