Author Topic: Install stock crossbolt (s) on a CZ550 safari 375  (Read 1209 times)

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Offline Les Staley

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Install stock crossbolt (s) on a CZ550 safari 375
« on: January 07, 2006, 05:03:00 PM »
If I purchased the B-Square jig from Brownels, is this a very technical job?   What exactly are you trying for,  to get a crossbolt tight against rear of recoil lug like a military Mauser??  or does it just go through wood with no metal/metal contact..   I have barreled several bolt guns, cut chambers with finish reamers to headspace, lapped in new bolts in M14/s rifles, and even re-barreled them..  I would think I could prolly do this crossbolt thing..  What say ye???    Les

Offline gunnut69

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Install stock crossbolt (s) on a CZ550 safa
« Reply #1 on: January 07, 2006, 09:06:19 PM »
The cross bolt is usually meant to prevent the stock from splitting.. I do not put them into contact with the recoil lug. Since I usually glass bed it would be pointless. I can however add life to a stock on a heavy kicker..by helping the stock to trandmit the recoil forces to the rear.  It sounds as though you should be more than capable of installing a stock bolt..
gunnut69--
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Offline gwindrider1

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Crossbolts on .375
« Reply #2 on: January 12, 2006, 05:29:48 AM »
Les,  I have one of these rifles in .458 Win. that I have been playing with since last summer.  I intended to put two crossbolts into mine, but thought I would try a thorough glass bedding job first.  After about 150 rounds of fairly stiff loads, it seems to be holding fine without the bolts.

I would recommend that you carve out some space under/behind the rear of the tang to build a good thickness of glass, and either use tape on the back of the tang, or carve out some relief in the glass at that point so that the metal does not contact wood at that point.  The recoil level with this particular rifle in .375 is not bad at all.  I believe that glassing all the stress areas will take care of any stock splitting issues.

Oh, one other thing that experience has taught me with these rifles is to get that front sling stud off of the bottom of the fore end.  It can and will bite you.  There again, might not be much of a problem with the .375, but it made for a painful afternoon with my .458.  Relocating the stud to the front end of the fore end works just fine.

Best of luck with your new rifle! :D

Offline jrhen

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Install stock crossbolt (s) on a CZ550 safa
« Reply #3 on: January 14, 2006, 03:57:44 PM »
I own a CZ Safari "Hogback" style 375 H&H and have put a couple of hundred of rounds though it and have had no problems with stock spilts or the front sling stud.  

My pet load is 71 grs IMR 4895, Sierra 250 gameking and Win brass. Good luck finding the bullets.  When Midway gets in stock I normaly purchase 200 of them to last me a year.   I used Hogdon Varget with Barnes triple X bullets Elking hunting with good results,  during testing I got great groups to.

The only tinkering I have done with it is to seal the stock channel with urethane for hunting.  

I mounted an older Leo VXII 3x9 on it using the CZ rings with no ill effects.  I love taking this rifle to the range and offer all comers to shoot it.  Most don't...   :-D

I hope you enjoy your rifle as much as I do mine.
Be kind to animals.... cook them properly.

Offline dave375hh

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Install stock crossbolt (s) on a CZ550 safa
« Reply #4 on: January 15, 2006, 12:27:19 PM »
Les,
When I glass a kicker, I relieve the inletting to allow me to bury a piece of all-thread behind the recoil lug. I also run a piece down through the Grip to reinforce it also. Neither of these are exposed or touching the metal. I put the front piece across the stock about a 1/4" behind the recoil lug, and as wide as possible without going through the exterior. The piece through the grip reinforces the wrist and dosen't come close to the tang. I use all-thread because the threading provides plenty of grip surface(remember to de-grease the all-thread completly). I've never had one come loose or split when done this way.
Dave375HH