The two No.5's in .22 have different receiver profiles, but with no definitive information, one MIGHT just might be a No.6 Anyone ??? One receiver has the left side profile of the No.5 Mk.1 and the other the No.4 Mk.1 Both bolt heads are slightly different in length.
Last edited by Warren; 01-01-2023 at 01:21 PM.
Roger Payne, tatou
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