• Tuning system unlike any other before

Featuring micro-adjustable dampening rods with durable

• A true mechanical that is built to perform

Variable rheostat white LED light

Perfect for the home or car

Nockturnal Shift Lighted Nock with FIT Technology Nock Color:Strobing Red/Green • Tuning system unlike anyThe next generation of Lighted Nock is the Nockturnal Shift Super Strong Clear Polycarbonate Construction Waterproof and Shock Proof Weight: Approximately 25 grains Delivers more than 20 hours of lithium powered battery life Quantity: 2 pack Fits X, H, S, and GT Arrows: X (no collar) fits smaller diameter carbon . 204 ID shafts H (white collar) fits carbon . 233 ID shafts S (gray collar) fits standard carbon . 244 ID shafts GT (black collar) fits