Light Bicycle wheel rims?

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The spirit of this board is to compile and organize wheels and tires related discussions.

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sennder
Posts: 174
Joined: Mon Aug 08, 2016 12:13 pm

by sennder

I just received my AR375 rim brake wheelset (bitex RAR9/RAF10, pillar spokes, brass nipples) from the August sale. Installed on my Domane SLR, I noticed that the rear wheel is off-dish (~2mm to the drive side). This causes unavoidable brake rub.

What is the solution for this? Should I just tighten the non-drive side spokes? Or tighten non-drive side and loosen drive side? Or just loosen drive side?

by Weenie


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bobones
Posts: 1561
Joined: Mon Aug 12, 2013 11:19 am

by bobones

If you can't measure the spoke tension, I would assume that the drive side spokes are at maximum/optimal tension and just tighten the non-drive spokes by 1 turn each and recheck dish. Further tighten or loosen each nds spoke equally until you're satisfied with the result.

toxin
Posts: 1447
Joined: Tue Apr 18, 2023 5:56 pm

by toxin

error

zafum
Posts: 6
Joined: Fri Sep 20, 2024 9:18 am

by zafum

Welp, it's finally here. It was actually stuck at customs and I need to pay some import duty.
Funny thing is the local logistics company did not contact me at all about my package being held by customs since 20th. Instead, LB notified me first through email and I have to contact the logistics company first to know that I need to pay import duty.

Total weight is 1255g, and yeap, the spokes is interlaced
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Tomppa
Posts: 12
Joined: Fri Nov 15, 2024 5:27 pm

by Tomppa

I’m currently in the market for some 28mm width rim brake wheels, and Lightbicycle are currently leading the way.

I like the look of the Falcon Pro AR465s, but I would like something a little deeper for the back wheel, so i was thinking about asking for a custom order to have the Falcon Pro AR55s on the back.

Would it be odd to have the x-flow rim on the front only?

They also claim it ‘greatly reduces drag’, so would having a non x-flow rim on the rear that is only 8.5mm deeper make much of a substantial difference?

I am also looking at the 28mm Wheelsfar Kaze with 45mm on the front and 58mm on the back (no 50 or 55mm available in 28mm width), but I’m leaning towards LB for the x-flow to help with crosswinds, which is an issue where i live.

This is also the main reason why I’m not going for the Lún Hyper 23 SE R45s, as much as my heart wants them. That and the harsh ride.

LB and Kaze also seem to have superior brake track surfaces for both dry and wet, with Kaze maybe coming out on top according to Hambini.

Schoenrock
Posts: 53
Joined: Fri Jul 30, 2021 10:13 pm

by Schoenrock

I'm about to order my wheelset and need some help from you to decide!

I want to for as light as possible, but avoid carbon or berd spokes so I am currently looking at the AR25 rims, with NonPlus hubs and Alpina Hyperlight Aero spokes. LB configurator estimates 895g, but sales team says it should be more like 915. Anyone got experience with NonPlus hubs or der Alpina spokes? And should I stick with NonPlus or go Extralite? Thanks!

jdms2k
Posts: 48
Joined: Thu Feb 08, 2024 1:21 am

by jdms2k

Tomppa wrote:
Sat Nov 23, 2024 11:00 pm
I’m currently in the market for some 28mm width rim brake wheels, and Lightbicycle are currently leading the way.

I like the look of the Falcon Pro AR465s, but I would like something a little deeper for the back wheel, so i was thinking about asking for a custom order to have the Falcon Pro AR55s on the back.

Would it be odd to have the x-flow rim on the front only?
I think only having one x-flow rim would look strange. LB has videos of the rim spinning and the reflection is very different than a regular matte rim.

IMO, the AR465 is the best 28mm rim brake option.

toxin
Posts: 1447
Joined: Tue Apr 18, 2023 5:56 pm

by toxin

still yet to see any proof of their aero claims

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wheelbuilder
Posts: 1524
Joined: Wed Feb 08, 2017 2:10 am

by wheelbuilder

toxin wrote:still yet to see any proof of their aero claims
They have the "screenshots" of the cfd modeling they did for the x-flow but that is about it.
Never cheer before you know who is winning

Tomppa
Posts: 12
Joined: Fri Nov 15, 2024 5:27 pm

by Tomppa

jdms2k wrote:
Sun Nov 24, 2024 8:31 pm

I think only having one x-flow rim would look strange. LB has videos of the rim spinning and the reflection is very different than a regular matte rim.

IMO, the AR465 is the best 28mm rim brake option.
Yeah, I decided against it in the end and pulled the trigger on the AR465s, although it was mainly because I thought the aero benefit of the x-flow profile + weight saved might offset some of the benefits of a deeper rim. :P
wheelbuilder wrote:
Mon Nov 25, 2024 8:49 am
toxin wrote:still yet to see any proof of their aero claims
They have the "screenshots" of the cfd modeling they did for the x-flow but that is about it.
Here's a quote of the only information I could find about their aero claims. I'm inclined to believe them, but it could have been tested by a bunch of uni students for all were know. :P

"The wave style X-Flow rims feature a reduced aero drag, boosted lateral stiffness, and greater impact resistance, compared to our traditional design road rims. We sent several R and AR counterparts along with the newly designed X-Flow rims for comparison, to a third-party testing institute using Computational Fluid Dynamics (CFD). Based on the samples tested, removing crosswinds from the equation for a fair comparison, the X-Flow rims perform the best."
https://www.lightbicycle.com/series/roa ... falcon-pro

Having said that, because on the AR465 page they actually quantify "30% greater impact resistance" because of the x-flow profile, but then for the aero benefits only say "reduced aero drag", maybe the benefits aren't anything to shout about.

If I also had the AR46 (or $620 to spare) I would definitely go out and do a test run with both wheels to see what the difference actually is.

I wonder if there's anyone here with both wheelsets? :wink:

sennder
Posts: 174
Joined: Mon Aug 08, 2016 12:13 pm

by sennder

bobones wrote:
Wed Nov 20, 2024 6:38 am
If you can't measure the spoke tension, I would assume that the drive side spokes are at maximum/optimal tension and just tighten the non-drive spokes by 1 turn each and recheck dish. Further tighten or loosen each nds spoke equally until you're satisfied with the result.
Thank you! That was very straightforward. I tightened the non drives spokes half turn each and that did the trick. Wheel is almost perfectly centered now. Pad clearance still isn't ideal (will have to try thinner pads) but at least I can take the new wheels out for a spin!

IamthePush
Posts: 4
Joined: Tue Nov 05, 2024 3:17 pm

by IamthePush

Here they are on full bike build!
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Rabble
Posts: 45
Joined: Sun Nov 03, 2024 5:01 pm

by Rabble

IamthePush wrote:
Sat Nov 30, 2024 12:55 am
Here they are on full bike build!
Very cool. Really curious to hear how they ride.

tonytourist
Posts: 1433
Joined: Sat Oct 10, 2009 7:13 am
Location: 90039

by tonytourist

Schoenrock wrote:
Sun Nov 24, 2024 1:37 am
I'm about to order my wheelset and need some help from you to decide!

I want to for as light as possible, but avoid carbon or berd spokes so I am currently looking at the AR25 rims, with NonPlus hubs and Alpina Hyperlight Aero spokes. LB configurator estimates 895g, but sales team says it should be more like 915. Anyone got experience with NonPlus hubs or der Alpina spokes? And should I stick with NonPlus or go Extralite? Thanks!
I just ordered this exact setup and my complete build came out to 945g. While over the +/- 3% they claim, this is still ridiculously light. I might have mine by the end of the week but that all depends on how long they get held up in customs.

Schoenrock
Posts: 53
Joined: Fri Jul 30, 2021 10:13 pm

by Schoenrock

tonytourist wrote:
Mon Dec 02, 2024 10:14 pm
Schoenrock wrote:
Sun Nov 24, 2024 1:37 am
I'm about to order my wheelset and need some help from you to decide!

I want to for as light as possible, but avoid carbon or berd spokes so I am currently looking at the AR25 rims, with NonPlus hubs and Alpina Hyperlight Aero spokes. LB configurator estimates 895g, but sales team says it should be more like 915. Anyone got experience with NonPlus hubs or der Alpina spokes? And should I stick with NonPlus or go Extralite? Thanks!
I just ordered this exact setup and my complete build came out to 945g. While over the +/- 3% they claim, this is still ridiculously light. I might have mine by the end of the week but that all depends on how long they get held up in customs.
amazing! Congrats on your new wheelset and please send some pictures and let me know what you think once you have received them! + a hub soundcheck would be incredible! :)

Also: do you know which bearing the NonPlus hub comes with? I asked my customer service rep but they couldn't tell me if it is the Enduro, Enduro Zero or the Highspeed bearing - were you able to choose and if so, which one did you go for?

by Weenie


Visit starbike.com Online Retailer for HighEnd cycling components
Great Prices ✓    Broad Selection ✓    Worldwide Delivery ✓

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