Dynamometer Hand Grip Strength Measuring Device Durable Construction: The ZS-150 DYNAMOMETER Handle Grip is crafted from high-quality 304 stainless steel, ensuring a long-lasting and resistant product that can withstand rigorous use. Increased Pronator Strength: This dynamometer is specifically designed to improve pronator strength, a crucial aspect of overall arm development and fitness. Compact Design: With dimensions of 25x15x5cm, the ZS-150 DYNAMOMETER Handle Grip is an ideal equipment for indoor fitness and strength training, taking up minimal space. High Bearing Capacity: The product can support a bearing weight of 150kg, making it suitable for users of various fitness levels, including professional athletes and enthusiasts.