My background is that I was a part time gunsmith since 1959, full time since 1974 and factory warranty for 8 major firearms manufacturers including Savage from about 1985 until I shut my shop down in 1995.When I shut it down, I had 4 other full time gunsmiths plus myself, who, even though they went thru gunsmithing schools, but were pretty much still apprentices, and with the volume of work we had, I could not give them all post-graduate training.These chokes are recommended for slugs:4 notches = Improved cylinder5 notches = Cylinder A cylinder choke is recommended for shooting rifled slugs in a smooth-bore barrel.
His interest has expanded to include all the weaverbirds, on which he is compiling a bibliography.
I did, and the UTG mounts fit well, though I will say that the Hatsan base is at the wide end of acceptable width.
But I think I see what the reader has heard about, and I want to share it with you.
He studied the primary moult patterns of many southern African weavers (see Ph D above).
An exciting project which anyone can take part in, is PHOWN (Photos of Weaver Nests) - take a photo of a weaver colony, with details of date, species, coordinates, and nest count, to help Dieter study variation in colony sizes of weavers.
, therefore the small spring loaded extractor is not representative of this model, as with the 30-30 which was the most popular with a "C" shaped stamped extractor and pivoted spring activated ejecter.