Forums > Stand Up Paddle General

Quobba Fins?

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Created by benk > 9 months ago, 11 Apr 2018
Kovert
116 posts
3 Oct 2021 4:59PM
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Fins arrived in good time and first impressions ring true with everything read so far! Individual bag for each fin is maybe a bit excessive but a nice touch. Fin finish is top notch and sizing looks good for my needs. Just need some waves to try them now, looking good for later this coming week so fingers crossed...

Kisutch
392 posts
7 Dec 2021 7:59AM
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Hey gang -
I Wanna try my Q fins (futures) on new Blurr V2, but it's got a US box in middle.

So is my best option to buy an FCS version Quobbas fin and then the FCS-longboard adapter -- that's my take from this thread but wanted to double check.

I suppose I should get both M and L size so I can experiment, but would be nice not to have to get two more fins...leaning toward matching the size of stock fin and running same size side/center
thanks

justaddwater
NSW, 678 posts
7 Dec 2021 2:07PM
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Kisutch,yes to all your questions ,as I'm considering all the above

colas
4993 posts
7 Dec 2021 4:55PM
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Kisutch said..
So is my best option to buy an FCS version Quobbas fin and then the FCS-longboard adapter -- that's my take from this thread but wanted to double check.



You can make a Future to US Box adapter.

I have done one. The trick is there is not a lot of room on the side, so I just used a "L" shaped alu part along only one side:
- cut the horizontal L part to let the fin go through it
- fill the voids with wood









See also: www.seabreeze.com.au/forums/Stand-Up-Paddle/SUP/Futures-Fin-adaptors?page=1

But there exist a commercial one nowadays:

www.weirdofins.com/product-page/futures-longboard-box-adapter

slsurf
234 posts
8 Dec 2021 1:43AM
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I ordered the wierdo it to try an existing quobba futures set on my bigger wave board. I'll do a quick post if it works.

Kisutch
392 posts
8 Dec 2021 6:59AM
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Thanks fellas, lol I love to DIY but tend to mess things up.

Kisutch
392 posts
31 Dec 2021 11:28AM
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Got the weirdo fin adapter, great customer service, definitely pretty flimsy but it may not need to be strong once tucked into the box, will report back


Kisutch
392 posts
2 Jan 2022 10:10AM
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Weirdo box adapter worked great, the flimsy part is the sides, which are omitted in Colas's version. to fit the box they're like 1 mm thin plastic, the screw shaft not super solid either but not sure if it needs to be. I put all L Q fins on 8x28 Blurr V2. Moved center fin about 60% forward in box cause forecast was smallish. Started waist high and mushy but then found steep waves to a couple feet overhead, my fins slid when trying to get more vertical on bottom turn. Gonna try farther back next time.

colas
4993 posts
2 Jan 2022 2:45PM
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Kisutch said..
Moved center fin about 60% forward in box cause forecast was smallish. Started waist high and mushy but then found steep waves to a couple feet overhead, my fins slid when trying to get more vertical on bottom turn. Gonna try farther back next time.


You could try a finjak to be able to move the fin in the box during the session.

Kisutch
392 posts
3 Jan 2022 5:27AM
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colas said..

Kisutch said..
Moved center fin about 60% forward in box cause forecast was smallish. Started waist high and mushy but then found steep waves to a couple feet overhead, my fins slid when trying to get more vertical on bottom turn. Gonna try farther back next time.



You could try a finjak to be able to move the fin in the box during the session.


Awesome I'm gonna order one

Kisutch
392 posts
9 Jan 2022 11:50AM
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Quick note on Finjak - I got one, psyched to try, but make sure your fin is going in far enough into box to get the finjack to fully snap into place. I had board ready to go for tomorrow and then my dumbass finally watched the instructional video and realized I should check for the snap. My fin is a tight fit and won't go far enough to get finjack to click, need to sand a little first

colas
4993 posts
26 Mar 2022 8:46PM
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I am not a quad surfer, I always found them too stiff on SUPs.
I thus always tried to use the smallest rear fins possible.

Today I even cut two Quobba M at 8cm depth (3"1/8) on my Gong Mob, and bingo!
Fast (Quobba + less fin front surface) and loose (no rake), a total blast!I



Alas the webcam only captured one of my waves:

Kovert
116 posts
27 Mar 2022 1:47AM
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Been running carbon quobba L in a few different craft since they arrived with very mixed results! Initially found they went ok on my kneeboards but didn't have the drive I was used to getting and wasn't blown away. Once up to speed and allowed to run in hollow faster stuff they started to show their colours.

Put them in as fronts I'm my 7'5 custom sup however and they transformed it! Paired with some small Lopez sup quad trailers and suddenly the speed was there but turns have tightened and the flow from top to bottom has improved no end. High line speed is great and think they will be staying put in it for now.

I need to try it again with some standard fins of the same size for comparison but definitely like the feel they give so far and definitely a good addition to the fin quiver.

colas
4993 posts
27 Mar 2022 1:02PM
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Kovert said..
Once up to speed and allowed to run in hollow faster stuff they started to show their colours.
[...]
suddenly the speed was there
[...]
High line speed is great


Yes, that's a kind of "virtuous circle": The faster you go, the greater their advantages, so in turn you end up changing your surfing habits to seek more speed... yielding more benefits...

For your kneeboard, if you want drive even at low speed, you may like the C-Drive fins. They kind of provide the drive of keels at low speed but without the feeling of being overfinned at high speed. But they aren't as fast as the Quobba.

PS: On cutting my rear Quobbas, I realize that since the Quobba hydrodynamic advantage is mainly in the base, cutting off the "classic" tip of the fin may have made even more efficient globally...

Hoppo3228
VIC, 744 posts
31 Mar 2022 5:09PM
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Just ordered 2 x sets of Lge fronts with Med rears to go in LB boxes. Hopefully they go as good as most say!

Taryn's service so far has been exemplary.

thegreatsup
502 posts
1 Apr 2022 11:03AM
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keep me posted on the feedback with those quobba hoppo

Select to expand quote

Hoppo3228 said..

Just ordered 2 x sets of Lge fronts with Med rears to go in LB boxes. Hopefully they go as good as most say!

Taryn's service so far has been exemplary.

Hoppo3228
VIC, 744 posts
1 Apr 2022 2:22PM
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Hey mate,

FYI I've ordered the glass ones, not the carbon ones to try first...

Local conditions have been absolutely rubbish other than 1-2 days for the whole of March. Hopefully April improves in time for the Bells pro.


sls
WA, 178 posts
1 Apr 2022 12:43PM
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Results of an unscientific test. Mate and I with the same boards (9'2 Speeed), surfing same conditions, one on quobbas, one on stock fins.
Highlighted waves are me on the stock fins, overall a bit slower than my waves with the quobbas. Next test has to be blinded, not knowing wich fins are in which board and see if we can work it out.




westpork
NSW, 3 posts
2 Apr 2022 3:05PM
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Put a set of lge (yellow) fins in my 9'1 creek absolutely transformed it into a small wave weapon, the slogan is definitely true " the faster you go,the faster you go"

slsurf
234 posts
8 Apr 2022 12:07AM
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Finally tested "wierdo finbox adapter" to use qobba back fin. Broke on 2nd wave this adapter is extremely flimsy which you can see the voids in the plastic once it breaks. Broke in half and split on the horizontal. I wouldn't waste your money on this. Donated another fin to Davey Jones, he must have quite a collection going by now.

Kisutch
392 posts
8 Apr 2022 4:44AM
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slsurf said..
Finally tested "wierdo finbox adapter" to use qobba back fin. Broke on 2nd wave this adapter is extremely flimsy which you can see the voids in the plastic once it breaks. Broke in half and split on the horizontal. I wouldn't waste your money on this. Donated another fin to Davey Jones, he must have quite a collection going by now.


What a bummer! I only used mine one session cause I went back to the stock fins. Were you in some powerful surf?

slsurf
234 posts
8 Apr 2022 5:33AM
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It was well overhead surf but nothing too crazy or powerful, I felt it let go in the middle of a ride all of a sudden the board felt funny and draggy so maybe it broke and came out partly then ripped the rest of the way apart. I had no idea but I rode my next wave in as a twin fin and the board still worked surprisingly well.

I had very good luck with the fcs to longboard adapter, but that requires an fcs trailer and futures for fronts which is what I'll continue to do going forward.

Hoppo3228
VIC, 744 posts
2 May 2022 8:49AM
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First session yesterday afternoon:

Just OH sets, clean, full-ish tide, reef break. Sunova longboard custom SUP.
Quobba Large Sides, Medium Centre fin - Glass version.

Paddling: more yaw than fins i'd used previously (Shapers Jackson Close thruster) - but not a deal breaker
Catching wave: board moved around a bit more when paddling for waves - again not a deal breaker
Both of these feelings were likely due to the smaller size of the fins compared to the Shapers JC.
On wave: distinct lack of drive on fatter waves, but in steep sections they felt fast. This board has always been fast so I can't say that they increased the speed... Fins held on no problem in waves, big turns, snaps etc.

I'm going to use for a month or two to see if I get used to how they work. I may also try small Quobba sides with a regular 7.5" centre fin to try and get some of the drive back. We'll see... I've got another Quobba thruster set in my Vex to try also...

Because most of the waves I have in my area are walling points/reefs (nothing hollow really), I really enjoy drive on my boards - especially on that first bottom turn... I also own C-Drives, but didn't think they were that special either...

I'll add a review again after a month or so. Cheers.


colas
4993 posts
2 May 2022 12:18PM
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Hoppo3228 said..
Quobba Large Sides, Medium Centre fin - Glass version.


Mmm, maybe this is why you felt a lack of drive. Especially if you are used to setups emphasizing drive. A smaller center fin reduces the drive for gaining looseness and pivot
I guess you should first try to use a Large center fin.

Hoppo3228
VIC, 744 posts
2 May 2022 3:34PM
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colas said..

Hoppo3228 said..
Quobba Large Sides, Medium Centre fin - Glass version.



Mmm, maybe this is why you felt a lack of drive. Especially if you are used to setups emphasizing drive. A smaller center fin reduces the drive for gaining looseness and pivot
I guess you should first try to use a Large center fin.


Maybe, I'll order some and try out... My JC fins have a smaller centre fin too - keeps the tail free.

I will say the JC fins are 15-20% bigger all round than the Quobba's. That would no doubt affect drive.

colas
4993 posts
20 May 2022 8:51PM
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A quick notice: the non-carbon versions of the Quobab fins are on limited sale currently...

HSJ
NT, 24 posts
24 May 2022 9:18PM
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JonathanC said..
I have a 2022 Starboard Hypernut 7'2 x 28 coming in a month or two and was thinking about getting some Quobba fins for it. Some changes coming with this new model, very rounded almost longboard style nose and slightly more volume this year 114L (bugger!) - that seems absolutely huge for my 64kg and slightly bizarre that this is the smallest board in the range, anyway, I'm hoping the rails are fine enough that I will get away with a board that size. Starboard seem to have lately been increasing volume but refining and thinning the rails - fingers crossed! Quad only fin boxes so the question is fin size, will a pair of large Quobba front fins and medium rear be too much? I'll mainly be using it in a beach break and it's generally not super fast or powerful. Hoping the HyperNut will spice things up a little and this model is the new 3 in 1 so also has foil tracks. Hopefully in the blue carbon it will still be pretty light.
Guess the other option is medium Quobba fronts and another smaller pair of rear fins. Would welcome some advice - thanks all.

Jonathan


I have large fronts and medium sides as rears on 7'2 hypernut 105L. It's made for little beach breaks @ 77kg




kllb
WA, 4 posts
8 Jun 2022 1:12PM
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ihave a 8ft 6inch jimmy lewis destroyer. would 2 mediium size quobas be useful with my 7 inch back fin in thruster set up.

kllb
WA, 4 posts
8 Jun 2022 2:05PM
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colas said..

Hoppo3228 said..
Quobba Large Sides, Medium Centre fin - Glass version.



Mmm, maybe this is why you felt a lack of drive. Especially if you are used to setups emphasizing drive. A smaller center fin reduces the drive for gaining looseness and pivot
I guess you should first try to use a Large center fin.


hi colas, i have a 8ft 6inch Destroyer. would 2 medium size quobba fins help with speed and turning in a thruster set up

colas
4993 posts
8 Jun 2022 5:11PM
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kllb said..
hi colas, i have a 8ft 6inch Destroyer. would 2 medium size quobba fins help with speed and turning in a thruster set up


I think so, but I would advise to also get a Quobba center fin. It would be a pity to have a traditional 7" center fin keeping limiting the board potential.

Just mail Quobba to purchase a kit of 2 Future sides with one FCS center fin, so you can use the FCS/USBox adapter (the commercially available Future/USBox adapter is not strong enough, see above in this page).

And better, with a finjak, see: www.seabreeze.com.au/forums/Stand-Up-Paddle/SUP/Quobba-Fins-?page=7#2683476
Being able to adjust the central fin position is an HUGE benefit.



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"Quobba Fins?" started by benk