Button from Fivics.
Main Features:
- Thread: 5/16"-24
- Adjustment range: 19.5 - 26.5 mm
- Spring loaded pin made of Hastelloy, an extra abrasion resistant material that also protects the arrow from abrasion.
- Detent points ensure precise spring tension.
- Adjustment of the spring tension can be read via numbers in a small viewing window.