- Upward facing pin enables fast release, and the counterweight can be quickly released in underwater emergencies. - The buckle is made of stainless steel and resists rust even after prolonged use. Fine grinding provides a smooth, glossy finish. - Compatible with lead weights, easy to install, soft and comfortable to wear. The fine anti slip texture on the outer surface greatly increases grip, reducing slippage in water and improving diving stability. - The buckle part is secured with 3 screws, eliminating the risk of loosening and enhancing safety. Use scenarios: - Divers using ballast blocks or lead weights can install quickly and wear comfortably, with improved grip in water. - In underwater emergencies, the rapid release of the counterweight supports a safer, faster response. - For regular diving, the rust resistance, secure attachment, and anti slip grip contribute to stable, confident movement in varying currents.