Who all makes 455 barrels...

I think that you may be able to get a barrel from Fedderson or WhistlePig. RimfireCentral.com has some good info. Fedderson seems to always be out of stock but I don't know if you call if they will make one and the WhistlePig hasn't been out that long.
 
I've owned a Lilja when I had the Sako Quad. It had a very tight match chamber cut and had a lot of build up in the throat when I got it from the former owner shooting ammo that wasn't really meant to be fired in the barrel. I called Lilja and they went did a slightly larger chamber (forgot what they called it). The barrel always shot well.
My current CZ455 custom build wears a Fedderson. I was initially hesitant to order from them but it has been a great shooting barrel. Maybe I was lucky but I got mine within days of ordering it.
I don't know of any other companies offering true custom made barrels for the CZ (other than mentioned already).
 
Not sure if you're interested in it, but I was looking for an integrally suppressed CZ but it was 41F time and I wanted to get it in so I got a Liberty Pinnacle 2 for a 10/22 I built. Anyway, I believe it was Thompson that had a large selection of integral barrels including the CZ but you could also look around and even get custom made integral barrels if you wish.

FWIW, the 16" Green Mtn. match blank they bored out 12" to accept a long monocore left 4" or so of barrel. Despite this, it's still very accurate for a 10/22, so far ~1MOA at 25m first time out just farting around at a birthday party in the back yard but there were some ragged single holes too. Some from prone, some standing. I expect it to do well at the range later when I have time alone with it.

A CZ would have been quieter with the bolt action and probably more accurate.

Sorry if this isn't up your alley, just thought I'd mention it. Good luck!

If looking for a good long barrel though, my first thought would be to call all the best mfg.'s that I like to see if they do it, then go from there.
 
I've owned a Lilja when I had the Sako Quad. It had a very tight match chamber cut and had a lot of build up in the throat when I got it from the former owner shooting ammo that wasn't really meant to be fired in the barrel. I called Lilja and they went did a slightly larger chamber (forgot what they called it). The barrel always shot well.
My current CZ455 custom build wears a Fedderson. I was initially hesitant to order from them but it has been a great shooting barrel. Maybe I was lucky but I got mine within days of ordering it.
I don't know of any other companies offering true custom made barrels for the CZ (other than mentioned already).
Fedderson no longer makes barrels for CZ 455. :(
 
I was wondering that myself. Did you happen to call and talk to them?

yes
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Drop in Barrels don’t work out well due to the fact the shank OD varies and so does the shank length. While a nice close fit on the shank OD is ideal the length is most important. Headspace is what causes poor performance on Match drop in Barrels. A setback on the shoulder can be done to solve this but it’s an added cost. A custom fitted match barrel is the ideal way to go. The other way to go is the Lilja shim drop in barrel. This works as I not only tested it I came up with it :).
 
Drop in Barrels don’t work out well due to the fact the shank OD varies and so does the shank length. While a nice close fit on the shank OD is ideal the length is most important. Headspace is what causes poor performance on Match drop in Barrels. A setback on the shoulder can be done to solve this but it’s an added cost. A custom fitted match barrel is the ideal way to go. The other way to go is the Lilja shim drop in barrel. This works as I not only tested it I came up with it :).
I am just waiting for you to do a barreled action for me... with your custom work and fit!
I know, I know... you are retired but I am sure you could do just one more!!!!
 
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Drop in Barrels don’t work out well due to the fact the shank OD varies and so does the shank length. While a nice close fit on the shank OD is ideal the length is most important. Headspace is what causes poor performance on Match drop in Barrels. A setback on the shoulder can be done to solve this but it’s an added cost. A custom fitted match barrel is the ideal way to go. The other way to go is the Lilja shim drop in barrel. This works as I not only tested it I came up with it :).


That's pretty cool. I was looking on Lija website and seems simple enough system.
 
Drop in Barrels don’t work out well due to the fact the shank OD varies and so does the shank length. While a nice close fit on the shank OD is ideal the length is most important. Headspace is what causes poor performance on Match drop in Barrels. A setback on the shoulder can be done to solve this but it’s an added cost. A custom fitted match barrel is the ideal way to go. The other way to go is the Lilja shim drop in barrel. This works as I not only tested it I came up with it :).

Think these are the direction I'll be going, now I know who to call if it doesn't work out! Lol

Cool deal on working with them to design it, were you glueing these into the actions once you figured out the ideal headspace? If so Retaining fluid, or?...

Any magic numbers to look for using certain ammo, or just set it as the directions say?

Any insight on the Lilja 2 chamber?.. I remember some conversation at one point with Lilja changing Chambers and it not being the best idea... But my memory sucks so I can't remember which was good / bad
 
I like to glue the barrels in so boy deformation can occur from the grub screws on the chamber. Retaining compound is what you want to use but which one depends on the tolerance of the fit. When custom fitting, my goal on shank OD was .0005” or better. Basically the shank is machined to the maximum OD size you can with it still fitting without using force and no wiggle at all. Impossible to do this with a drop in so measuring is wise first before choosing a retaining compound but it’s safe to say loctite 609 should work for this.

Headspace should be set to the ammo your planning on using. If you wanna get serious, only use high quality match ammo like lapua Midas plus, rws r50, of Eley Match that you can obtain multiple lots for testing. Eley likes a tighter headspace but there is a trade off her setting the gun up to that ammo. Your basically stuck using it exclusively as the others have a thicker rim.

As far as chambers go everyone has their own preference. I designed my own and have two versions of it. They are indeed exactly the same just one has a stop that will chamber the barrel at the exact minimum (shortest) length everytime. Once the gun is complete I test it. If I feel there is room for improvement I can play with the depth a little. That’s when the stop less one comes out and we play the freebore game. With rimfires there are many things that need to be done in order to produce a one hole gun and just cause you do the same thing twice, three times, or 100, doesn’t mean it will turn out the same. This is where this extra tuning comes into play. This info only pertains to a custom fitted barrel which is the best way to go if you can get it done.

The new Lilja 2 chamber is not an all out match chamber. It is designed to provide solid accuracy but also be a friendly chamber. All the drop in shim Barrels I did used the Lilja 2.

For those that say I know your retired but come on you can do one more, that’s what happened with the last 6 builds I did lol. I’m done and I’m loving it! A buddy of mine on rfc shot in the benchrest challenge using a 54 Annie I built him. He broke his record which he originally set with a cz I built him. 5 shot group at 100 yards that measured .08x”! Well if you can believe it he did a .009” group with the Annie lol. Target can be seen on rfc in the cz section. Best group at 100 yards I ever seen a 22 lr do!
 
@djdilliodon
My intention with this one is just to find out what a "kitchen counter gunsmith" can end up with, so I'm going for drop in & glue not machining or custom fit.

What exactly are you referring to here? "measuring is wise first before choosing a retaining compound"
I'm guessing you are saying make sure the headspace is where it should be? And I'm normally running sk or Lapua.... so for best results I just measure rim thickness and set headspace to that exact number? Or measurement plus... .001-.002-.003???
 
You definitely want to measure precisely for your headspace and make sure your using the proper shims to obtain it. What you want to make sure of is the fit between shank OD and action as that will decide what retaining compound to use. These compounds are designed to work with a certain amount of clearance. So let’s say you measure the barrel shank OD and it’s .7070” and the action is .7085” (hole mic, pin gages, or both required to do this). You have .0015” or clearance which would require loctite 620 for the job as it works with clearances of up to .015”.

For sk, Wolf, or lapua offerings a headspace of .042” would work perfectly fine.
 
For those that say I know your retired but come on you can do one more, that’s what happened with the last 6 builds I did lol. I’m done and I’m loving it! A buddy of mine on rfc shot in the benchrest challenge using a 54 Annie I built him. He broke his record which he originally set with a cz I built him. 5 shot group at 100 yards that measured .08x”! Well if you can believe it he did a .009” group with the Annie lol. Target can be seen on rfc in the cz section. Best group at 100 yards I ever seen a 22 lr do!
@djdilliodon - A guy got to try!!! You put together a mean setup and unfortunately, you are THE man when it comes to CZs so it is just so hard to let your talents go!!! I do greatly appreciate getting insight into your wisdom with posts on here and rimfirecentral.
 
I had a Feddersen for my 455. It had a horrible first round cold bore flier. Like 4 inches high and right and then settled right in. It shot good, about on par with a factory CZ barrel which I expected better but I got it for a good price so wasn’t upset when it didn’t shoot better than the factory. Admittedly I did not do significant ammo testing with it. Shot about 1/2” groups at 50 yards with occasional fliers.