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What cause this much jump

Wolfdog91

Silver $$ Contributor
So was going though some footage of this Mauser I'm playing with and I was pretty surprised to see just how much this thing jumps ! The cast loads in using aren't very hard recoiling either

Like am I doing something wrong or is this just plain bound to happen with a gun that's not purposely built to be shot off of a front and rear bag ? I know my front bag is a lot gripper then reccomended ( keep making to get a replacement but it's just tone of those things I always forget to order lol.).Honestly though this Boyds spike camp would act better the way its built . I mean really it's no big deal because besides load development and some relaxed plinking most of my shooting is off a bipod and rear bag ,tripod , or similar. So not tying to make it into some bench rest rig or something. Just curious .
IMG_20240923_154605224.jpgScreenshot_20240925-223900.pngScreenshot_20240925-225325.pngScreenshot_20240925-225419.pngScreenshot_20240925-225522.png
 
I have no idea if its true or not but have always been told that by the time it jumps the bullet is long gone from the barrel.
 
The things I think can cause seemingly excessive jump are:

1. Stock design - if the bore of the barrel is much higher than the top of the butt pad it can cause muzzle jump. But your stock looks like it should work pretty good.
2. If the front bag is really hard it can cause muzzle jump. The sticky surface you mentioned might add to it. You could try placing one or two layers of wax paper or parchment paper between the front bag and stock forend so it slides easier.
3. If the butt of the stock is placed too high in the shoulder. But it looks like you're doing it good.
4. Gun balance can be a factor, but your gun doesn't look like it would be too heavy in front or back.
5. I'll see if I can think of more .....
 
Your first photo seems to show a sling attached. Did you unscrew the stud out of your stock or is riding on or against the front bag?

it It has been my experience that lighter/sporter rifles often shoot better with me holding the forearm in front of the rest. You are allowing free recoil and there is nothing up front to dampen upward movement. Plus what the others mentioned about the gun's placement in the rest.

I use baby powder on my bags when they are sticky.
 
The rifle's forend should be in the position that it is in the first photo and yes, that rear bag needs to get off the pistol grip and placed back between the grip and off-hand hook on the butt. Cant tell where the bag actually is on the toe during the shot sequences.
Front bag "appears to be over-filled" which is gonna make that bag too stiff. This will cause jump just like a bipod in a hard surface. Don't jam the shoulder against the butt. Just firm pressure.
What caliber is this, if I may ask?
Maybe I missed that part.
 
Your first photo seems to show a sling attached. Did you unscrew the stud out of your stock or is riding on or against the front bag?

it It has been my experience that lighter/sporter rifles often shoot better with me holding the forearm in front of the rest. You are allowing free recoil and there is nothing up front to dampen upward movement. Plus what the others mentioned about the gun's placement in the rest.

I use baby powder on my bags when they are sticky.
So yes, the sling is attached but I made sure not to put it on the or within more then a inch or two near the bag. So it's sitting probably a good inch behind the bag so there's no chance it hooking the bag :)

And ok so on your second statement, I've also have heard of doing it like this , using your non fining hand to hold down on the scope. Personally something about this guy really makes me not trust him but... Have you tried it like this also? Doe sit work pretty good with sporters or ?
Screenshot_20240927-131830.png
 
The rifle's forend should be in the position that it is in the first photo and yes, that rear bag needs to get off the pistol grip and placed back between the grip and off-hand hook on the butt. Cant tell where the bag actually is on the toe during the shot sequences.
Front bag "appears to be over-filled" which is gonna make that bag too stiff. This will cause jump just like a bipod in a hard surface. Don't jam the shoulder against the butt. Just firm pressure.
What caliber is this, if I may ask?
Maybe I missed that part.

Ok so with the read end , there basically a flat between the pistol grip and the raised back part. Hers a bit of a better picture, excuse the mess lol

IMG_20240918_020411462.jpg
Honestly I thought that would be a better place for it but guess not o_O
 
So yes, the sling is attached but I made sure not to put it on the or within more then a inch or two near the bag. So it's sitting probably a good inch behind the bag so there's no chance it hooking the bag :)

And ok so on your second statement, I've also have heard of doing it like this , using your non fining hand to hold down on the scope. Personally something about this guy really makes me not trust him but... Have you tried it like this also? Doe sit work pretty good with sporters or ?

I don't trust that guy either.

On putting pressure down on the scope, you'll have to just try it. It seems different guns respond differently with the way they are held. I've seen that done in video also.
In some other video I watched of a precision rifle competition shooter, he would press down on the side of the forend. You don't want to be putting any downward pressure on the barrel.
 
Anything you do needs to be repeatable. The stock should ride on the back flat between the marks. It just looks like you have the bag popped back too far in the flat part. Bring the bag back away from the knob on the stock.
Also, try holding the fore end, tightening the bags on the fore end and pinning the rifle. You will find what works best for you and that particular gun.
IMG_1565.jpeg
 
And ok so on your second statement, I've also have heard of doing it like this , using your non fining hand to hold down on the scope. Personally something about this guy really makes me not trust him but... Have you tried it like this also? Doe sit work pretty good with sporters or ?
I don't put my hand on top of the scope. I put my left arm beside the rest and under the forearm in front of the rest. Like I was shooting offhand of the bench without a rest so to speak. Usually, I use my thumb and index finger to hold the forearm lightly, not a hard grip. And I make sure my bags are slick. I have some Remington 600's, a 6mm and a .222 that shoot much better this way than free recoil.
 

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