Description
Internal micrometer adjustments lock positively to prevent accidental movement of sight setting. No obstructions to impair and blot out shooter’s field of vision. Weighs only 1½ oz. Standard hole spacing to fit rifles factory drilled and tapped for receiver sight.
SPECS: FP-GR-TK: 25/32″ (5.5cm) wide. 15/8″ body. Blued steel “Target Knobs” adjust windage and elevation. Blued steel aperture. .093″ (2.4mm) opening.




![[P55340] Starting Key (2-Pack)](https://www.greatdiyhardware.com/wp-content/uploads/2026/07/p55340-starting-key-2-pack.webp)