Author Topic: Really Now...How Do I Sight In My Gun?  (Read 808 times)

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Offline Snareman

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Really Now...How Do I Sight In My Gun?
« on: October 07, 2008, 12:13:43 AM »
How Do I Sight In My Gun?

Offline no guns here

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Re: Really Now...How Do I Sight In My Gun?
« Reply #1 on: October 07, 2008, 12:44:10 AM »
Don't worry about the paper not slipping down the channel YET.  Your gun may very well shoot nice groups without "fixing".  I would have the trigger worked on to get it to the 3 pound range, crispness is more important than overall poundage.

First mechanically center the scope.
Turn windage turret all the way to left, never force it, not even one more click than it wants to go.  Then turn it all the way right while counting clicks.  Turn back to left 1/2 the number of clicks.

Repeat for the elevation turret, all the way up, all the way down while counting, 1/2 back up.

Make sure mounts and rings are tight and that there is no obvious binding between scope, rings, mounts.

Bore sight -
Remove bolt
Rest rifle on solid rest
Align center of bore with point of reference on target
Don't touch!
Verify if crosshairs match point of aim for the bore
Do this at 100 yds or so if possible

Do this several times
THEN adjust crosshairs to meet point of aim for the bore

Replace bolt

Shoot 3 rounds at 25
If close, it usually is...
Move to 100 wait for rifle to cool
Shoot three more
Adjust, wait to cool
Three more, adjust if needed

Alternatively,
Mechanically center
Fire one at 50
Move crosshairs to match point of impact
Shoot three more
Move crosshairs to center of group

Fire three at 100, adjust if necessary


Biggest issues is stability, comfort and repeatability.

You need  really stable rest for the front end.  Don't let the stock touch the table.  Use another bag back there.

Finger tip squeeze on the trigger.  Consistent check weld on stock.

If you can't get workable groups, I'll send my address.  Just send the rifle to me...


ngh
"I feared for my life!"

Offline Snareman

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Re: Really Now...How Do I Sight In My Gun?
« Reply #2 on: October 07, 2008, 01:08:17 AM »
 ;)

Offline Badnews Bob

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Re: Really Now...How Do I Sight In My Gun?
« Reply #3 on: October 07, 2008, 01:55:26 AM »
The way you do it works very good for hunting purpose but if you want really good groups you have to improve your rest, A good solid bench and bags are critical to holding the rifle the same for each shot. I wouldn't change anything just to hunt but only if you really want to see what that .270 can do.
Badnews Bob
AE-2 USN retired

Offline Val

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Re: Really Now...How Do I Sight In My Gun?
« Reply #4 on: October 08, 2008, 03:26:46 PM »
When you can wrap your hand around the barrel and have no discomfort it is cool enough. Keep that barrel from excessively heating. I would limit to three shot groups to prevent overheating.
Hunting and fishing are not matters of life or death. They are much more important than that.

Offline Coyote Hunter

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Re: Really Now...How Do I Sight In My Gun?
« Reply #5 on: October 09, 2008, 03:07:40 AM »
Snareman -

To your question, make sure to rest the rifle on the stock, not the barrel.  Typically the rest should be just forward of the action, not out at the end of the forearm.

Coyote Hunter
NRA, GOA, DAD - and I VOTE!

Offline torpedoman

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Re: Really Now...How Do I Sight In My Gun?
« Reply #6 on: October 09, 2008, 02:51:26 PM »
after you have it shooting good, take it out puit it in a good rest and shoot one shot if it is off out the crosshairs back to point of aim and adjuct them to the point of impact, wait until it is very cool or even the next day and repeat untio the first cold shot is at point of aim, this is the most importain shot you will get.
the nation that forgets it defenders will itself be forgotten

Offline Kurt L

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Re: Really Now...How Do I Sight In My Gun?
« Reply #7 on: October 09, 2008, 03:49:14 PM »
Try this and make your own sand bags and it's sand cheap almost like dirt cheap ;D
cut the legs off some bue jeans then cut in half  if long if ya use kids jeans you will only get 2 bags from a pair of jeans.
sew one end shut then use a small trash bag to stuff inside then put sand in it.
then get some big diamper type pins and rool the end up as needed to adjust.
works great don't hurt the gun and cheap.
KURT LGo TO RIFLE RED RYDER SUPER MAG CARBINE

Offline mrbigtexan

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Re: Really Now...How Do I Sight In My Gun?
« Reply #8 on: October 13, 2008, 02:38:17 PM »
Don't worry about the paper not slipping down the channel YET.  Your gun may very well shoot nice groups without "fixing".  I would have the trigger worked on to get it to the 3 pound range, crispness is more important than overall poundage.

First mechanically center the scope.
Turn windage turret all the way to left, never force it, not even one more click than it wants to go.  Then turn it all the way right while counting clicks.  Turn back to left 1/2 the number of clicks.

Repeat for the elevation turret, all the way up, all the way down while counting, 1/2 back up.

Make sure mounts and rings are tight and that there is no obvious binding between scope, rings, mounts.

Bore sight -
Remove bolt
Rest rifle on solid rest
Align center of bore with point of reference on target
Don't touch!
Verify if crosshairs match point of aim for the bore
Do this at 100 yds or so if possible

Do this several times
THEN adjust crosshairs to meet point of aim for the bore

Replace bolt

Shoot 3 rounds at 25
If close, it usually is...
Move to 100 wait for rifle to cool
Shoot three more
Adjust, wait to cool
Three more, adjust if needed

Alternatively,
Mechanically center
Fire one at 50
Move crosshairs to match point of impact
Shoot three more
Move crosshairs to center of group

Fire three at 100, adjust if necessary


Biggest issues is stability, comfort and repeatability.

You need  really stable rest for the front end.  Don't let the stock touch the table.  Use another bag back there.

Finger tip squeeze on the trigger.  Consistent check weld on stock.

If you can't get workable groups, I'll send my address.  Just send the rifle to me...


ngh
just remember that when bore sighting your scope, if you need to go one direction then you have to turn the knob the opposite direction. example= looking down your bore your right on target, looking through the scope your 2 inches right and 2 inches low, you would turn the knobs to the right and down till your crosshairs are on target.