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Charles D. asked 5 years ago:
1 answer
0.865" The cold hammer-forged barrel is 20.5" long and shows a 0.865" parallel diameter with ½ x 20 UNF muzzle thread and protector, https://www.gunmart.net/gun-reviews/firearms/rifles/cz457-mtr-varmint
Randy I.
5 years ago
