U Style
Specifications:
- Fit 0.300" ID shafts
- U style polycarbonate nock is design to fit for 0.135" +/- 0.005" center string serving
- Sample of 0.135" OD serving crossbows
- Ravin™
- Scorpyd Deathstalker with Center Serving String size of 0.142" OD
- U+ style 6061-T6 Aluminum nock is design to fit 0.133" OD center serving Ravin 500 Crossbow