NAP Thunderglo Lighted Nocks Blue Universal Fit 6 pk are high-visibility LED nocks designed for archers who shoot in low-light conditions. Durable, easy to use, and compatible with multiple arrow shafts, they keep your shots trackable from release to impact.

• LED Illumination: Bright LEDs provide clear visibility of your arrow in dim light, helping you follow flight and locate missed shots.
• Auto-On Activation: LED lights automatically when the nock is shot, ensuring instant illumination without extra steps.
• Stays On Until Unclicked: The light remains active after impact, making recovery easier in grass, brush, or at night.
• Universal Collar Fit: Compatible with G, X, H, and S arrow shafts via universal collars for versatile use across setups.
• Durable Construction: Polycarbonate blend nock with an aluminum shaft delivers reliable performance and impact resistance.
• 6-Pack in Blue: Includes six blue lighted nocks for easy replacement and color coordination in your quiver.

These lighted nocks are designed to enhance visibility, reduce search time after shots, and increase confidence during practice and hunting. The universal fit simplifies outfitting multiple arrow shafts, while the bright blue glow helps you quickly locate arrows in low light or dense cover. For best results, ensure a snug fit on each shaft, replace worn collars as needed, and turn the light off when not needed to extend battery life.