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Build Your Falcon WHEELSET R45

All wheels are 100% customizable at Light Bicycle. If your preferred specs are not listed, feel free to contact us (sales@lightbicycle.com) with your special requirements described.


Buy rim only

WHEELSET SPECS

RIMS

Our Pro series comes with a 5-year warranty (lifetime optional), while the non-pro with a 3-year warranty and crash replacement.

  • Rim Model R45

    UCI-Approved >>

  • Material Toray T700 & T800 Premium Carbon Fiber
  • Size 29”/700C (ETRTO 622mm)
  • Series FALCON
  • Intended Use Road/CX
  • Bead Type Clincher
  • Tubeless Capable Yes
  • Inner/Outer Width 17.9mm/25mm
  • Depth 45mm
  • ERD 550mm (not including nipple head dimension)
  • Rim Weight 475+/-15g
  • Profile Symmetric (0mm)
  • Max Cyclist Weight (on flat ground) 130kg/ 287lbs
  • Spoke Hole Angle ±6°
  • Spoke Tension 100 ~115kgf front, 120~135kgf rear drive side
  • Max Tire Pressure (with 25C) 120psi/ 8.27bar
  • Recommended Tire Width 21C-38C

Read more for actual road tire width

HUBS

We keep in stock the most popular axle sizes and colors of some well-liked hub models. If you want a special order, feel free to contact us (sales@lightbicycle.com).

  • Model DT SWISS 180, DT SWISS 240 EXP, DT SWISS 350, Novatec A291SB-SL / F482SB-SL, Bitex RAF10 / RAR9, Industry Nine Solix, Carbon-Ti X-Hub
  • Front Axle Size 12 / 100mm, QR / 100mm
  • Rear Axle Size 12 / 142mm, QR / 130mm
  • Driver Body Shimano Road 11S, Campy 11S, Shimano Road 11S Alloy, Sram XDR Alloy, Sram XDR
  • Hole 20H, 24H

OTHER PARTS

Leave a note at checkout or contact us if you want spare spokes or nipples.

  • Spokes Pillar Aero X-TRA 1420, Sapim CX Ray, Sapim CX Sprint-Rear drive side/ CX Ray-Other sides
  • Nipples Aluminium Black, Brass Oil slick, Brass Black

TECH

At only 475g with an aerodynamic 45mm deep profile, the U45 is our jack-of-all-trades rim. Whether you are chasing KOMs on the mountain or racing your buddies to the next checkpoint, this wheel is for you.

With a 45mm depth, this wheel offers all the aerodynamic benefits of a much deeper profile in a lighter package that’s easier to control in crosswinds. If there’s climbing to do, these could be your best choice.

PC-u-shaped-road-non-disc-falcon-series-tech.jpg
MO-Falcon-series-road-non-disc-rim-technologies.jpg
Pad-road-non-disc-rim-Falcon-series.jpg

Learn More >>

WARRANTY

For Non-Pro Series Rims: From the date of purchase, 3-year Standard Warranty.

For Pro Series Rims: From the date of purchase, 5-year Pro Warranty as standard and an upgraded optional lifetime Premium Warranty with minimum charge.

Crash Replacement: It is applicable with the same period as the warranty time range that you purchased for the rims with 10% /25% discount for Non-Pro series /Pro series.

Learn More >>

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WHAT IS IN THE BOX

road-disc-carbon-wheelset.jpg
Package_light-bicycle-user-manual.jpg
Package_quick-release-skewers.jpg
Package_tubeless-valve-stems.jpg
Package_carbon-rim-tapes.jpg
light-bicycle-brake-pads.jpg
wheel-inspection-checklist.jpg
road-disc-carbon-wheelset.jpg
Package_light-bicycle-user-manual.jpg
Package_quick-release-skewers.jpg
Package_tubeless-valve-stems.jpg
Package_carbon-rim-tapes.jpg
light-bicycle-brake-pads.jpg
wheel-inspection-checklist.jpg

At only 475g with an aerodynamic 45mm deep profile, the U45 is our jack-of-all-trades rim. Whether you are chasing KOMs on the mountain or racing your buddies to the next checkpoint, this wheel is for you.

With a 45mm depth, this wheel offers all the aerodynamic benefits of a much deeper profile in a lighter package that’s easier to control in crosswinds. If there’s climbing to do, these could be your best choice.

  • Overview

    At only 475g with an aerodynamic 45mm deep profile, the U45 is our jack-of-all-trades rim. Whether you are chasing KOMs on the mountain or racing your buddies to the next checkpoint, this wheel is for you.

    With a 45mm depth, this wheel offers all the aerodynamic benefits of a much deeper profile in a lighter package that’s easier to control in crosswinds. If there’s climbing to do, these could be your best choice.

  • Specs

  • Tech

  • Warranty

  • In The Box

Sadi : First ride! LB R45 UD mate, tubeless setup with Pirelli Pzero TLR 700x26
Canada
1
Angel : Over several years I have built several wheelsets using LB carbon fiber rims. R45, AR46, AR36 Disc, Custom AR46/AR56 to repurpose Roval hubs with 16/21 spokes. The results have been excellent, every single wheelset has been straight forward to build and perform just as good if not better than the famous brands (I've owned Zipp, Roval, Enve). The quality is excellent and customer service the same.
United States
1
Jared : I have two sets of Light rims. One on my mountain bike, one on my road bike. Laced to White Industry's, I have a beautiful set of Custom R45 Hex-comb rims. They absolutely changed the appearance and ride of the bike overall! I opted for the grooved braking surface which makes a massive difference in braking power. overall excellent quality rim and super happy!! I also laced a set of of Recon Pro for my 29" FS mountain bike to Hadley Hubs, I am a big rider....6'3" 240Lb. and these have been taking a beating so far. Super happy again with the level of durability and performance. Add that Light has given me outstanding customer service, I have zero reason to buy any other wheel or rim. Thank you!!
United States
1
Light Bicycle : Rims: R45 Non Disc - Grooved Graphene Surface Hook 3K Glossy 20/24H With Drain Holes No Access Holes Hubs: Carbon-Ti X-Hub Black 100QR 130QR Straightpull 20/24H 56T Campy 11S Spokes: Sapim CX Ray Nipples: Aluminium Black
1
Michael : Let me start by saying a huge thank you to Edwin and Nicole. Edwin and I went back and forth literally over 50 times, over email. Never once did I feel like I was frustrating them with all of my questions, although I'm sure it was getting annoying for them haha. I obviously wanted to make sure I was customizing the perfect wheel for my bike, and with their help I definitely did. R45 set with Carbon Ti hubs, Gloss Hex finish.... chef's kiss. I absolutely love them so far. They look and sound amazing. I ride pretty aggressive and so far these feel like the perfect setup to climb and descend fast with little crosswind effect. Thanks again LB fam!
Canada
1
Ivan : I ordered carbon rims from Lightbicycle back in September 2020 and so far, I am very happy with those. The rims are 45 front 55 rear. It felt like a nice combination.
Germany
1
Florian : After a life on alloy wheels, I finally decided to upgrade to carbon. After a long time researching the topic I luckily ended up getting Light Bicycle wheels. The order process was super smooth with lots of customizing options. Support thereafter was amazing and the manufacturing and building process was 100% transparent. Even more importantly, the quality of the wheels is superb and it's pure joy riding them! Thanks Light Bicycle family!!!
Austria
4
Tim : R45 - light, aero, fast
United States
9

View More Reviews >>

COMMENTS

A

Arnie 2022/10/17

I am interested in your carbon 45 rim brake wheel set. My bike is a 2016 Wilier GTR Team with Campagnolo Athena side pull brakes. Though the manufacturer says I can run up to 28mm tires, there is no mention of maximum rim width the bike can accept. Are there any measurements I could take that on the bike that could help me determine if I could fit a much wider rim than my current Campagnolo Zondas. Thank you


LightBicycle 2022/10/18

Hi Arnie, If the calipers are compatible with 28c tires, your bike is okay for 28mm wide wheelset. You can double check with our bike supplier. Thanks, Lightbicycle


REPLY

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R

Rad 2022/05/16

Hello, regarding your R45 Carbon Road Wheelset, I noticed all customer photos show the rims with EXTERNAL spoke nipples. I am thinking purchasing the R45 rims only and wondering is these rims are compatible/reinforced to accommodate INTERNAL spoke nipples. Thanks for any comments...


LightBicycle 2022/05/17

Hi Rad, Yes, the R45 700C 25mm wide 45mm deep 700C rim brake is compatible to internal spoke nipples. The R45 with High TG surface cost USD154/each, 3-year warranty. The R45 with Grooved Graphene surface cost USD184/each, 3-year warranty. Which surface would you prefer? Thanks, Lightbicycle


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T

Tom 2022/02/13

Hello, I am really interested in the Falcon R45s, but I’m not sure how to tell if they will fit my bicycle. My 2014 Scott CR1 10 has narrow rear chainstays. I currently run older Boyd Altamont allow clincher rims with a 21mm inner width, which makes the widest tire I can run a 23c. (Which in practice inflates out to around a 25). What critical dims can I measure with a caliper to make sure the R45s will fit before ordering? I plan to run them tubeless with 23c tires. Thanks, Tom


LightBicycle 2022/02/14

Hi Tom, 1. The 2014 Scott CR1 10 normally comes with Shimano BR-R561 calipers, can you check if these are the calipers you have? If so, the official recommendation rim range is 19-26mm according to SHIMANO. The R45 700C should be ok to fit the calipers. 2. Please measure the narrowest spacing between the chainstays and seat stays to make sure they are wide enough for the rims 700C. The widest area of the R45 is 27.3mm. Thanks, Lightbicycle


REPLY

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S

Shiv 2021/06/19

Hi, I am looking at a LightBicycle wheelset (25mm) - are you shipping to India these days? if so what is the shipping cost. Shiv


LightBicycle 2021/06/19

Hi Shiv, Do you like 25mm wide/25mm deep clincher wheelset 700C? or 25mm wide/45mm deep 700C wheelset? You can list the wheelset specs here, then we can quote accordingly for you. Thanks, Lightbicycle


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C

Clod 2020/12/21

Would it be possible to go with differentiated rims - 35mm front rim and 45mm rear rim? Is the cost going to be the same ? Thanks, Clod


LightBicycle 2020/12/22

Hi Clod, Yes, we can build a mixed size wheelset 700C for you. Could you be more specific about the specs that you are interested in? I will send more details to you for ref. Thanks, Lightbicycle


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J

Jordan 2020/11/26

Hi there, I want to purchase a set of wheels for Black Friday. I built a set of wheels through the website but noticed that satin was not a finish that was available. I also wanted to do custom graphics -- just single decal where the valve is. Rim Model: R45 Size: 700C Series: Falcon Use: road/CX Type: Clincher non-disc Inner/outter width: 17.9mm/25mm depth: 45mm Hubs: carbon-ti x-hub Driver body: shimano road 11s Spoke: Sapim CX Ray Nipples: Sapim aluminum black Brake system: non-disc grooved graphene surface finish: Satin weave: UD Center Channel Hole: Without holes Decal: do you have a gold foil option? otherwise just stealth grey Brake Pads: add brake pads Thanks!


LightBicycle 2020/11/26

Hi Jordan, We have sent an email to you about this R45 rim brake order. Please check. Thanks, Lightbicycle


REPLY

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M

Mike 2020/10/01

Hi! Is is possible to have just the valve stem logo decal and not the larger decals on the wheels? I am looking at purchasing either the AR 46 or R 45 wheelset. Also, is it possible to get either of these rim brake wheelsets with DT 240 hubs? Thank you and enjoy your day! :)


LightBicycle 2020/10/02

Hi Mike, Thanks for your inquiry!Yes, it is okay to have only valve logo on rims/wheels. When you place the order, you can leave a message on the order that "only valve logo please". Then we can see it and will double check with you after receiving your order, to make sure everything is correct. Also, we can take wheelset pictures for your check before shipping. Thanks, Lightbicycle


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B

BT 2020/05/04

Hi, I was wondering why none of the wheels have the "North American Warehouse" option, can only see the "Global Options"


LightBicycle 2020/05/04

Hi Sir, We only have disc road rims stock in the America warehouse at the moment. Is there any reason that you prefer the h America warehouse? You can get all configurations from the Global warehouse as well. Thanks, Lightbicycle


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D

Darrell 2020/02/07

Hello Nacy, I have a set of your road wheels bought in 2018 and I Love them. I’am thinking of another set of your wheels for my other bike. Do you send wheelset to Mazatlan, Mexico. If so what is the cost? Thank you Darrell Moquist


LightBicycle 2020/02/08

Hi Darrell, First of all, we are so happy to hear that our wheels satisfied you. We do offer some discount for our returning customers. Please let us know which 700C wheels you like. We can quote for you. Thanks, Lightbicycle


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S

Seth 2019/06/13

Hi, I'm looking for a new wheelset and I have a few questions about your return/warranty policy: - If I buy your product, and I am not satisfied with it, can I send the wheelset back and get a guaranteed refund? - If I crash my wheelset that I purchase from you, can I return it and get a discount on a replacement set of wheels? Thanks


LightBicycle 2019/06/17

Hi Seth, 1. Yes, just send back the product in good condition for a refund if the wheelset is new(without riding). 2. A crash replacement with very good discount works well there in common practice. Thanks, Lightbicycle


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J

Jonathan 2019/04/21

I usually run 25mm tyres. Will this pair of wheels be suitable or should I get the 28mm outer width wheels for better aero dynamics?


LightBicycle 2019/04/22

Hi Jonathan, I am Nancy from Lightbicycle. We talked online on weekends. I know your ride 25mm tires. From our research and test, the rim width has to be slightly wider than tire width. Then it has better aerodynamics. So, we recommend you to go for RR46C02(28mm wide/46mm deep) rims/wheels. Do you like 700C complete road wheelset or just rims only? We can quote accordingly for you. Thanks, Lightbicyle


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P

Peter 2019/03/26

Am around 76kg, on carbon rim brake frame, basically riding relatively on flat road for speed. Sometimes, i do like to go for a climb but the gradient we have here is only 11% max and is just around 200m only. Am not sure does it justify for my below requirement or you have better suggestion. Which wheelset do you recommend? WRU45C02 or WR46C02 Can i go for spokes of 16 front, 20 rear? Possible to request without inner spoke holes?


LightBicycle 2019/03/26

Hi Peter, 1. Yes, we can make UST road wheels without spoke access holes on rim bed for you like the attachment. 2. Is it windy at where you ride? What about crosswinds? The WR45C02 provide better aerodynamics in no wind and lighter, the WR46C02 on the other hand with rounded "second" leading edge allows for more attached airflow, which reduces drags and increases balancing side force. You are a light rider and riding not aggressive, both wheelsets work well for you. 3. Do you have any specific hub(Front 16H, rear 20H) that you like to build the wheelset with? Power way R13 hub red okay for you? Thanks, Lightbicycle


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J

Jason 2019/03/20

Keen on these wheels, however I would like to confirm details for a disc brake build. https://www.lightbicycle.com/U-shape-45mm-depth-Hand-built-700C-carbon-25mm-wide-clincher-road-bicycle-wheels-for-tubeless-compatible.html Wanting straight pull hubs as well, aero spokes, clincher. 12mm through axle, 100mm front, 142mm I see also you say 0 offset (symetrical), I assume this is for a rim build, and a disc build will be Asymetrical, yes? Cost and delivery to Australia?


LightBicycle 2019/03/20

Hi Jason, Thanks for your inquiry! For RRU45C02 rims, the rim profile is designed as symmetrical. We do not have asymmetrical for road rims yet. For road rims, asymmetrical rim profile will affect the aerodynamics. So, normally most brands do not manufacture road rear rim with asymmetrial. Please find our quotation as below. It is USD681.40/pair. - Rims: RRU45C02, UD matte, 24H, disc - Hubs: black DT Swiss 350 road disc, front 12*100mm/rear 12*142mm, straight pull, centerlock, shimano road 11S, 18T - Spokes: black sapim cx-ray bladed straight pull - Nipples: black aluminum If it is with DT Swiss 240S road disc hubs, it is USD859.40/pair. The delivery cost is USD58 for one wheelset to Australia by EMS delivery. Thanks, Lightbicycle


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B

Batu 2019/03/02

Hi, Do you ship to Turkey? If so, are there any payment methods other than PayPal? Because PayPal doesn’t operate where i’m from.


LightBicycle 2019/03/04

Hi Batu, Yes, we can ship to Turkey. The shipping cost would be USD116.5 for one bicycle wheelset by EMS delivery. For payment method, we normlly accept paypal, bank transfer or western union. Which do you prefer? Thanks, Lightbicycle


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A

agee 2019/02/10

hi! from S.korea! Could you build using Tune's Mig/Mag hubs? and could you hlep me calculate estimate price?? Front : 18Holes, Rear : 24 Holes Front : CX-Ray Rear : NDS : CX-Ray DS : CX-Sprint With Sapims brass nipples Hubs, Spokes and nipples are silver color! Thanks!


LightBicycle 2019/02/12

Hi Agee, Do you like Tune MIG70/MAG170 or MIG45/MAG150? Then we can get road wheelset price accordingly for your reference. Thanks, Lightbicycle


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