Author Topic: to crown or not to crown  (Read 343 times)

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Offline vidfix55

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to crown or not to crown
« on: September 21, 2008, 07:36:02 PM »
I just got my first Ultra Varmint 223 a few days ago. I haven't taken it to the range yet but I wanted to address some things that I read in the FAQ's about improving the gun. the main one I need some help on deciding if I need to address it or not. The crown on the barrel. My range time is very limited these days so when I go out I like to make it count. My ultra has a bull barrel that looks like it has no crown to it at all. its a very sharp 90degree with no burs. I did the q tip trick. should I create my own using the noted tools. like I said I don't want to go out sometime and try to sight this guy in and have it shoot lousy groups b/c the barrel has no crown. Is it really necessary on these bull barrels to have them crowned? should I go ahead and do it anyway  just knowing that a proper crown does provide better and more consistent accuracy? thanks for the help. I'm just trying to get this ultra in peak condition before I go out and address the issues that are known to help.

Offline quickdtoo

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Re: to crown or not to crown
« Reply #1 on: September 21, 2008, 08:25:44 PM »
H&R barrels have recessed target crowns, if yours has no recess, they must have missed the crowning operation, or someone has chopped the barrel off if it's a second hand rifle.  In any event, if it looks good, shoot it first, you can always take whatcha need to the range to touch it up if it doesn't shoot well, but it likely will need to be shot some, to quite a bit to get the best accuracy unless you lap the bore before you shoot it which would be wise if you have limited range time, lapping the bore is covered in the FAQs. ;)

Tim
"Always do right, this will gratify some and astonish the rest" -  Mark Twain