BAR is correct. They are a modified Mk.2 flip sight from a No.4. The screw is the hard part but I'm guessing an SMLE sear screw might be the answer.
Type: Posts; User: Brian Dick; Excluded Forums: Milsurp Knowledge Libraries (READ ONLY)
BAR is correct. They are a modified Mk.2 flip sight from a No.4. The screw is the hard part but I'm guessing an SMLE sear screw might be the answer.