SUPERIOR GRIP - Features a robust clamping mechanism with a maximum jaw opening of 1.57 inches, ensuring a secure hold on various surfaces for stable mounting. ENHANCED DURABILITY - Constructed with high-quality steel and an aluminum receiver, this clamp is built to withstand rigorous use in demanding photography environments. VERSATILE MOUNTING - Ideal for off-camera flash units, monitors, and other accessories, providing flexible positioning options for creative lighting setups in studio or on location. SECURE LOCKING - Designed with a reliable locking system, the Kupo Alli Clamp prevents slippage and ensures your equipment stays firmly in place during shoots, enhancing safety.