Unmarked front ring sight - Polished ...
thread:
ring diameter:
Unmarked front ring sight
- Polished glass
- Refractive free front sight insert
- Suitable for large caliber
- New! Ring widths 2.6mm in Diameter
M18: 4.5-7.5 in 0.1mm steps
M22: 4.5-10.0 in 0.1 mm steps