thompson .222

[greatguy64]

can anybody tell me if my 222 can be chambered for 223.

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[Mark W.]

yes the .223 is a longer case then the .222

On a .222 the neck starts at 35.24mm from the base

On a .223 the neck starts at 39.55mm from the base

SO all things being equal you should be able to ream a .222 out to .223 if I am reading the cartridge diagrams correctly

 

[motoman98]

here is a guy that specializes in TC's: Mike Bellm Custom TCs