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-   -   Need new bucking for Tanfoglio Limited Custom (https://airsoftcanada.com/showthread.php?t=151527)

ardo March 1st, 2013 08:19

Need new bucking for Tanfoglio Limited Custom
 
I was wondering if any bucking made for VSR-10 may fit the KWC/Cybergun Tanfoglio, like the Maple Leaf bucking that ehobbyasia sells for TM/KJW/WE guns? Also, if anyone could recommend a local supplier.

I'm also getting confused by the "degree" specification: what does "70/75/80 degree" mean? Is it related to rubber hardness, and should I go for hard as opposed to soft because of higher speeds of a CO2 pistol?

Last night I found wear marks on the inside of the outer barrel, made by the hop-up adjustment bracket. The bracket was completely loose, and bucking was ripped. I'm hoping to just teflon-tape over the new bucking, thus making it non-adjustable but allowing the inner barrel to glide freely.

TIA.

ardo March 4th, 2013 10:18

OK, since there are no replies I assume there's no replacement bucking to be found...

Is it possible to fix bucking with gasket maker?

I wrapped the bucking and the whole inner barrel with teflon tape, and got amazing results, with the group size shrinking by almost 50%. However, the fix only lasted for a couple of mags: the tape got ripped, too. :(

venture March 4th, 2013 10:44

take the bucking out and see if it matches the tm type. I am curious myself. If you don't have one to compare with then take a picture. I have many of them here.

ardo March 4th, 2013 12:07

Quote:

Originally Posted by venture (Post 1768207)
take the bucking out and see if it matches the tm type. I am curious myself. If you don't have one to compare with then take a picture. I have many of them here.

Checking on the net, it looks similar, at least the outside tab seems to be in the right place. But I don't have any to make exact size comparison. Are VSR-10 and pistol-compatible bucking of the same or different size?

Hectic March 4th, 2013 12:08

Tm gbb and vsr 10 rubbers are the same

ILLusion March 4th, 2013 12:09

Agreed, take photos. There are tons of retailers here that have piles of TM GBB compatible hop up rubbers. There are so many options out there - I have no fewer than 8 different varieties in stock as well.

Alternatively, come meet up with me with your hop up rubber and we'll see if it's compatible.

Most VSR-10 hop up rubbers are Pistol compatible... but not all. There is a slight difference in the barrel opening, which some hop up rubbers do not accommodate for. A few of the brands of hop up rubbers I have in stock make this distinction and product different products between the two platforms.

ardo March 4th, 2013 12:17

Thanks, I'll snap some pictures & post them tonight. I will also take measurements of the barrel and bucking.

Hectic March 4th, 2013 12:42

Quote:

Originally Posted by ardo (Post 1768264)
Thanks, I'll snap some pictures & post them tonight. I will also take measurements of the barrel and bucking.

Just the bucking is fine the barrels are all the same other then the notches that hold it in the hop up unit. And the kjw mk1 and gemtech oasis have odd barrels

ILLusion March 4th, 2013 12:49

Actually, a photo of the barrel's mount would also be telling as to compatibility.

ardo March 4th, 2013 15:23

This looks exactly like mine, except it is for a P226:
Inner Barrel

ILLusion March 4th, 2013 15:26

That's a standard Tokyo Marui GBB mount. Sounds like you should be able to fit the piles of Marui compatible hop up buckings out there.

ardo March 4th, 2013 15:34

Quote:

Originally Posted by ILLusion (Post 1768354)
That's a standard Tokyo Marui GBB mount. Sounds like you should be able to fit the piles of Marui compatible hop up buckings out there.

Cool, thanks!
Any recommendation for a half-decent one, maybe without an inner spin-up nub? I just want something accurate at 6yrds, I don't want adjustable hop up, and probably don't need any hop up at this distance?

Does it also mean that I may be able to use a tight-bore barrel? I don't want to spend big $$ simply because I don't know how long the welded slide would survive, but anything that's better than el cheapo stock copper barrell may help.

Thanks!

ILLusion March 4th, 2013 15:48

"spin nub"? The Marui GBB system does not use nubs like AEG's do. The pressure is applied via an adjustment armature. If you're looking for that, I have upgraded ILLusion Kinetics arms available, but I do not know if it will fit your gun. Again, I'd have to see your part to see if they're compatible. Unfortunately, I have no experience with the Tanfolgio, but have been interested in seeing this pistol.

If you don't want hop up at all, I would actually recommend a no-hop system. I have one such assembly in stock. They're typically harder to find, since they're not that popular, but they are amazing for shooting steel at close range. They give much tighter groupings when compared to a system with hop up. The limit for these is 10 yards till the drops start to arc downwards, so your 6 yard requirement should be more than sufficient for the capability of these barrels. Usable range would be increased if your power source is stronger.

This no-hop barrel assembly is integrated with a high quality electroplated 6.03mm tightbore inner barrel. However, the length of this barrel is 103.5mm (Hi-Capa 5.1 length). I don't know what the length of your Tanfoglio inner barrel is.... from what I understand about that gun, it uses a 5" barrel, just like the 1911/Hi-Cap series, so I think this no-hop inner barrel that I have here should fit your application.

If you want to skip that and just go with a classic hop up rubber + tightbore combo, there are plenty available... hit me by PM if you want to talk more about what I have in stock.

ardo March 4th, 2013 21:33

Thanks, I meant finding the bucking without a little 'V' on the inside - or maybe shaving it off if none can be found.

Just measured the barrel, it is 94mm long, so just about 10mm shorter than the TM barrel. Do you think it may still work?

I suspect that trying to fit a different bucking is a lot cheaper than fitting a new barrel, so I'll PM you about that. The cheapest Nine ball non-hop I saw was at Airsoft GI, just under $40.

Thanks!

Hectic March 4th, 2013 22:00

when the barrel is in the gun how much more space is there befor the inner sticks out of the outer? thatll tell you how long you can go, keeping in mind sometimes you may have to widen the end of the outter to fit the inner through the end

ardo March 5th, 2013 07:42

Just a silly question: is barrel length measured without the bucking installed? That's how I measured mine. Tx.

ILLusion March 5th, 2013 11:25

Quote:

Originally Posted by ardo (Post 1768528)
Thanks, I meant finding the bucking without a little 'V' on the inside - or maybe shaving it off if none can be found.

Just measured the barrel, it is 94mm long, so just about 10mm shorter than the TM barrel. Do you think it may still work?

I suspect that trying to fit a different bucking is a lot cheaper than fitting a new barrel, so I'll PM you about that. The cheapest Nine ball non-hop I saw was at Airsoft GI, just under $40.

Thanks!

94mm long? That's the Hi-Capa 4.3 inner barrel length (94.5mm). I'd recommend going with that barrel instead, then.

Quote:

Originally Posted by ardo (Post 1768637)
Just a silly question: is barrel length measured without the bucking installed? That's how I measured mine. Tx.

That's correct. Without the barrel installed.

http://www.pbase.com/image/149070301/large.jpg

ardo March 5th, 2013 12:38

So, a barrel with a hop up then? Still OK for short-range shooting?

Please PM me the price if you got these in stock, I'll also need the bucking for it.

Thanks for helping out!

ILLusion March 5th, 2013 13:03

Quote:

Originally Posted by ardo (Post 1768736)
So, a barrel with a hop up then? Still OK for short-range shooting?

Please PM me the price if you got these in stock, I'll also need the bucking for it.

Thanks for helping out!

Perfectly fine for short range shooting. Even my 3.5" Detonics is good out to 20 yards (granted, I'd have to take more time to get the target, due to the fat open sights it has and short sight radius of it), but Tokyo Marui can handle it.

I'm on your PM right now. Standby for lots of options... lol

ardo March 6th, 2013 21:41

Just curious: is there a TM-compatible bucking available that comes without the inner nub? I shaved the nub off my ripped bucking, covered it with a piece of shrink-wrap tubing, then used floss to make it airtight. The gun is no longer shooting high, the group size is about 1" at 5m, but there are occasional 2" flyers. I attribute these to an imperfect job I've done, and maybe the stock barrel - soon to be remedied.

Oh, and I can now shoot 7 mags on a single charge, used to be 5.

P.S. Forgot to ask: how about a KWA pistol bucking without a nub, is it available? My KWA KZ75 also shoots high.

Hectic March 6th, 2013 22:12

turn the bucking inside out trim the nub down with a razor most of the way the use fine sand paper to smooth it out if you cant find a flat one, also try heavier bbs thatll reduce the effect the hop up has unless yer playin at a place that requires u to use .20's

ardo March 6th, 2013 22:27

Thanks, that's exactly how I did it, but the spot is still a bit rough. And I'm using .28g BBs already.

Hectic March 6th, 2013 22:55

try wet sanding with the black sandpaper like 1000 or 2000 grit to smooth it out

ardo March 7th, 2013 10:48

Thanks, I'll do that. I was only using a diamond carving tip on my Dremel, didn't try sandpaper.

I came across a J-hop discussion, and am wondering if I should try filling the barrel opening with gasket maker or rubber silicone first, then slide the bucking over.

ardo March 11th, 2013 15:29

OK, I tried the TM-compatible barrel & bucking, and it's a bust. :( Similar but different... The worst part is, the TM barrel's OD is larger than Tanfoglio's stock - and stock also has a groove where hop up assembly holds it in place. In short, no easy way of adopting TM to fit a KWC gun.

I did send an email to KWC requesting spare bucking, but would be surprised if I get a reply.

In the meantime, I fabricated a 'J-hop' style thingy out of sculpting plastic, and put the torn bucking over it, followed by teflon tape & dental floss. Basically, made a non hop barrel, albeit not a tightbore. The gun shoots really well, groups are just under 1" from 5m, and there are no 'flyers'. However, I have no idea how long this contraption will survive.

If replacement factory bucking is not to be found, I'll have to learn some mold-making skills to pour my own. I'm so not looking forward to this.


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