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.
Size Reference Guide:
- 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