| DarylS |
| (.700 member) |
| 22/03/17 06:42 AM |
|
Re: Head space for 303
|
Interesting both of mine are .625", well, actually the 1953 stamped #1 Mark 3 measures .625 on the bottom side and .623" on the top side. Both appear to be stamped with a #3 when I use a magnifier.