The Altra 204 Nock Bushings are meticulously designed for a precise fit with Altra 204 Arrows and Altra Pin Nocks, ensuring the pinnacle of precision and performance. Crafted from durable 7075-T6 aluminum, these nock bushings weigh 8.5 grains, providing optimal balance and consistency for your arrow setup. These bushings are perfect for archers seeking enhanced reliability and accuracy in their equipment.