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Re: Merkel model 8 20 gauge choke identification KurtO #665452 09/13/25 03:24 PM
Joined: May 2016 Posts: 1,540 Likes: 328 SE Michigan Karl Graebner Sidelock
Karl Graebner Sidelock Joined: May 2016 Posts: 1,540 Likes: 328 SE Michigan	Kurt, That would be the bore diameter in mm, slightly larger than the nominal bore diameter for a 20 ga. which is 15.6mm. On my Merkel 20 ga. the choke designation is expressed as VBZ (I.C.) and 1/2 (mod.). Interestingly, my chokes measure .008" and .018". Hope this helps, Karl

Entire Thread
Subject	Posted By	Posted
Merkel model 8 20 gauge choke identification	KurtO	09/13/25 06:11 PM
Re: Merkel model 8 20 gauge choke identification	Karl Graebner	09/13/25 07:24 PM
Re: Merkel model 8 20 gauge choke identification	KurtO	09/16/25 12:31 AM
Re: Merkel model 8 20 gauge choke identification	tut	09/16/25 05:41 PM

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