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CPA Rifles

Drill/tap for scope bases

$ 40.00

CPA Rifles

Drill/tap for scope bases

$ 40.00

Drill attaching holes for scope bases.  Please let us know what bases you will use.  Typical configurations:

  • Unertl: 7.2" between rear base (.860" spacing) and front base (.562" spacing), used by most external adjustment scopes including Lyman, DZ Arms and MVA Winchester "B" series
  • Weaver 63B: 3" spacing between rear two holes (.860" spacing) and front hole
  • 5-Hole: combination of Unertl and Weaver
  • MVA 23" scope: 12" between rear base (.860" spacing) and front base (.562" spacing)
  • MVA 28" scope: 17" between rear base (.860" spacing) and front base (.562" spacing)