The durable Nockturnal Lighted Nocks are bowstring activated and feature a bright LED that stays illuminated for 20+ hours. Strong, weatherproof polycarbonate construction will last for years of hunting fun. In your choice of 5 colors. Bow-string activated linear switch for easy light activation Super bright LEDs for superior illumination Strong polycarbonate construction for years of durable use 20+ hour battery life Waterproof and shock-resistant design Fits X, H, S, and GT arrows No assembly required Includes 3 lighted nocks
