Nockturnal SHIFT NOCK .166 Lighted Nocks (2-Pack)

  NEW NOCKTURNAL SHIFT LIGHTED ARCHERY NOCK (2-Pack) Features: Super Strong Clear Polycarbonate Construction Waterproof and Shock Proof Each nock in this package weighs approximately 25 grains Delivers more than 20 hours of lithium-powered battery life 2-Pack     Advancing the lighted nock design by which all others are judged, Nockturnal Shift FIT lighted nocks take the simplicity and reliability of the world’s most dependable and user-friendly lighted nock to an entirely new level. Thanks to the external on/off switch the process of turning an ultra-bright, string activated Nockturnal lighted nock off has never been easier. Just slide the switch and the nock turns off. It’s that simple! With 20+ hours of long-lasting battery life and a durable design these nocks are built to last and perform like none other. Constructed of an ultra-strong, impact resistant, polycarbonate casing that protects the super-bright LED lights Shift nocks deliver on what users have come to expect from No