Made from special rifle steel or stainless steel in different versions and sizes.
thread: M15x1 or M18x1
inner-diameter: 7,0 mm
outer-diameter: 16,5 mm, 19,5 mm or 22,0 mm
The final bore size has to be adjusted to the calibre.

Made from special rifle steel or stainless steel in different versions and sizes.
thread: M15x1 or M18x1
inner-diameter: 7,0 mm
outer-diameter: 16,5 mm, 19,5 mm or 22,0 mm
The final bore size has to be adjusted to the calibre.
