- Length: 3.543 inches (90 mm); Inner diameter: 0.315 inches (8 mm); Outer diameter: 0.378 inches (9.6 mm); Weight: 3.2 g per piece. - Made from high-quality plastic in vibrant red and blue colors. - Arrow feather length: 2.244 inches (57 mm); Arrow tail length: 0.905 inches (23 mm). - This all-in-one set of arrow springs and cams is designed for compatibility with arrow shafts that have an outer diameter of 8 mm, including carbon, wooden, and bamboo shafts. Key benefits: - Enhance your archery experience with lightweight components that improve arrow flight stability and accuracy. - Versatile design allows seamless integration with various arrow shaft materials, ensuring you get the best performance regardless of your equipment. - Durable plastic construction ensures long-lasting use, reducing the need for frequent replacements. Use scenarios: - Perfect for target shooting, providing reliable performance and improved arrow trajectory. - Ideal for hunting, where precision and durability are crucial for successful outcomes. - Suitable for archery practice, allowing users to fine-tune their skills with dependable arrow components. This product is essential for archers seeking to optimize their equipment for better performance and reliability.