DoubleTake Archery Nockturnal Lighted Nocks is an amazing nockturnal lighted nock. It is a breakthrough design that is more affordable and lighter in weight than most other lighted nocks. The Nockturnal has a string activated linear switch that is protected deep within the nock and will not turn on or off inadvertently. It has a speed saving ultra light design. Most other lighted nocks weigh 25 to 50 percent more. Clear plastic for maximum light transmission can be seen for hundreds of yards.
- Nockturnal-S - fits most standard size carbon hunting arrows such as Beman ICS, Easton, Carbon Express, PSE, Carbon Tech, Victory, Carbon Impact and most other arrows including aluminum arrows with a super UNI bushing
- Nockturnal-H - fits ST Epic, ST Excel, CX Thunderstorm
- Nockturnal-X - fits all slim arrows with half outs or hidden inserts such as Easton Axis and Full Metal Jacket, Beman MFX, Trophy Ridge, Carbon Impact HOT and Easton ACC with X-UNI bushing
- Nockturnal-GT - fits Gold Tip hunting shafts
- Crossbow Flat Back
- Crossbow Half-Moon