Description: 【High Strength and High Toughness Design】: Crafted from sturdy materials, these arrow tails offer exceptional strength and resilience, ensuring long lasting use 【Ideal for Beginners and Daily Practice】: These arrow nocks are great for those new to archery or for regular practice sessions, providing reliable performance every time 【Compatible for Most 6mm Outer Diameter Arrow Shafts】: Designed to fit a wide range of arrows, these nocks are versatile and suitable for most standard 6mm shafts 【Easy Installation and Convenient Use】: Enjoy hassle free setup with these user friendly arrow nocks, making them a great choice for archers of all skill levels 【Great for Compound Bow Arrows】: Specifically designed to enhance the performance of compound bow arrows, these nocks are an essential addition to your archery equipment collection Specification: Material: Plastic Size Chart: 0.6cm/0.24inch Package Includes: 50 Arrow Nocks Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.