Yes, "B" for Birmingham, and I left an "of" out of my last sentence.

According to Guns Review of June 1981, in an article by Udo E Troster, the mark signifies a gun inspected in 1975, by the 7th senior inspector. (Finally got some use out my old pack-rattery).

According to Guns Review of June 1981, in an article by Udo E Troster, the mark signifies a gun inspected in 1975, by the 7th senior inspector. (Finally got some use out my old pack-rattery).

This is not an easy reference, but The American Rifleman of November 1964 has an article on bedding the #4. Luck.

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My input above should read "1/3 circumference" vice "1/3 diameter", "laterally" vice "latterly", and should not sound so preachy.

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Do use the threaded rods, then, without fitting the handguards, fit the fore-end, tighten the front and rear trigger guard screws, and see if the bottom of the Knox Form is bedding quite firmly on the stock. It is usually useful to so shorten the collar around the front screw that tightening the scr...