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Build Your Falcon RIM WR45 disc

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.


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RIM SPECS

  • Rim Model WR45 disc
  • Material Toray T700 & T800 Premium Carbon Fiber
  • Size 29”/700C (ETRTO 622mm)
  • Series FALCON
  • Intended Use CX/Gravel
  • Bead Type Clincher
  • Tubeless Capable Yes
  • Inner/Outer Width 25mm/32mm
  • Depth 45mm
  • ERD 549mm (not including nipple head dimension)
  • Rim Weight Standard 450+/-15g, Flyweight 408+/-15g
  • Profile Symmetric (0mm)
  • Max Cyclist Weight (on flat ground) Standard 135kg/ 298lbs, Flyweight 90kg/ 198lbs
  • Spoke Hole Angle ±9°
  • Spoke Tension 120~135kgf front disc side and rear drive side
  • Max Tire Pressure (with 28C) Hook: 80psi/ 5.52bar, Hookless: 65psi/ 4.48.bar
  • Recommended Tire Width 28C~50C

Read more for actual road tire width

TECH

As one of our widest road rims designs, the WR45 is the answer for the gravel rider trying to squeeze out every aerodynamic advantage from their setup.

Designed with racing in mind, the WR45 features a deep U-shape profile that cuts through crosswinds and decreases lateral resistance. With a 45mm deep and stiff profile, the WR45 is designed for experienced bike handlers looking for an aero edge or larger riders.

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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

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As one of our widest road rims designs, the WR45 is the answer for the gravel rider trying to squeeze out every aerodynamic advantage from their setup.

Designed with racing in mind, the WR45 features a deep U-shape profile that cuts through crosswinds and decreases lateral resistance. With a 45mm deep and stiff profile, the WR45 is designed for experienced bike handlers looking for an aero edge or larger riders.

Light Bicycle : Rims: WR45 Disc Standard Hook UD Matte 24/24H External Hole With Drain Holes No Access Holes Hubs: Chris King R45D Midnight Blue 12/100mm 12/142mm J-bend Center lock 24H 45T Shimano Road 11S Spokes: Sapim CX Ray Black J-bend Nipples: Sapim Brass Black External
1
Sasa : Lapierre Aircode with WR50/W45 rims Lapierre Pulsium All Road with AR25 rims
Germany
1
Peter : Couldn’t be happier with this Lightbicycle wheelset. Great quality, looks sharp, and rides well.
United States
1
Daniel : I recently added the WR45 Wheels to my Cannondale SuperX - fantastic set of wheels and great value. I weigh almost 100kg and take this bike most places including some great MTB trails in Singapore - overall I highly recommend it! I am about to order a second pair so I can set it up for road rides.
Singapore
1
Miguel : The wheels are built like a tank. They're light and stiff, but can take a great deal of beating. I'm sure I'll have them for a long time. :)
Australia
1
Wayne : Put a set of WR45s on my gravel bike and couldn't be happier. Built up with DT 350's for durability and have put a couple thousand miles on them. I did BWR NC with this setup and it flies down the road and is still tough enough for the rough stuff.
United States
1
William : WR45 rims, matte UD finish with gloss black decals and no access holes, DT350 hubs, Pillar spokes. A great set of wheels. I run 32mm GP5000's tubeless and they mount up and hold air easily with no tape. Judging from how fast I go downhill they seem to be a pretty good aero combo.
United States
1
Franz : I want to take the time to provide a comprehensive evaluation of my purchasing experience with Light Bicycle because they have consistently exceeded all expectations. Never before have I been so satisfied with an online purchase, the quality of advice I received, and the commitment of the LB team. Being accustomed to solo gravel rides in the Paris region, I found myself riding in a group in Thailand with people who clearly had the means to afford high-quality gear. This exposed me to a variety of incredibly appealing carbon wheels, sparking my interest in the subject. Soon enough, I heard about LB on forums and Reddit. Once I got hooked, everything happened rapidly. It ended up costing me a LOT more than just a pair of wheels... since I soon changed about almost everything on the bike. But I learned a ton. ;) On the website, I started asking questions about a wheel model that had caught my eye. Edwin responded to me and remained my main contact throughout the purchasing experience. Edwin explained that the wheels I had chosen might not be the most suitable for my bike, which can accommodate wheels with a width of 40+. Suddenly, the myriad of questions I had multiplied exponentially, but Edwin was extremely patient, always responding quickly to each and every one of them... And I literally bombarded him with questions! Once I had settled on the WR45 Flyweight wheels in Hexa-Comb Matte finish, with a DT 240 hub, I placed my order. I was getting a pair of carbon wheels with a 25mm rim width, customized down to the smallest detail, at a lower price than comparable options I had seen elsewhere, many of which aren't even manufactured by the companies selling them, and offer far less customization. So, I was already thrilled. The waiting period was made more bearable by the page that updates on the different stages of wheel construction. This is another clever feature on LB's already comprehensive and user-friendly website. Consequently, I found myself checking the site every morning, and each time the manufacturing progressed, I felt a spark of joy. Before the wheels were shipped, I received a series of hi-res photos that definitively confirmed that I was dealing with serious guys who are passionate about what they do. Overall, I believe it took about a month between placing the order and receiving the wheels, but I live in Thailand, so that may have influenced the delivery time. Speaking of delivery, it all went smoothly. The wheels arrived well-packaged, with no additional taxes to pay, and I felt like a kid on Christmas, eagerly opening the box to unveil the treasure inside. Not only are the wheels beautiful, but they have transformed my bike beyond my expectations. Well, I should mention that I ended up changing the handlebar, stem, saddle, etc... because what's the point of having ultralight wheels if the rest doesn't measure up ? The wheelset weighs 1443g, which is already 600g lighter than the wheels my bike, a 2019 Rose Backroad, originally had. Ultimately, the bike ended up shedding 1.5 kg. On the road, the wheels are firm in the best sense of the term and fast. Actually, I can feel their firmness, but when combined with supple tires (Panaracer GK SS), the overall ride feels much smoother, probably due to a larger tire contact patch thanks to the wider rims. In short, it's a whole new pleasure that translates into increased speed. Improved grip, enhanced lightness, and responsiveness - I've gained on all fronts. And I have a rather objective measure to support my observations since I mainly ride on a 23 km circuit here in Bangkok. Therefore, I know the time it takes me to complete a lap and my average speed. It's simple: with the new wheels, I've gained an extra 4 km/h per lap with the new wheels, and not just because I've been riding more frequently since I got them! In short, if you've read this far and are hesitating to take the plunge, go for it. You won't regret it. Just be aware that it's probably the beginning of an endless spiral, but the enjoyment you'll experience will ultimately be worth the cost, if not more. Well done to the entire LB team, and thank you again for running such a high-quality business. You guys are extraordinary! WR45 Flyweight Hook Hexa-Comb Matte Disc 24H WR45 Flyweight Hook Hexa-Comb Matte Disc 24H HUB DT SWISS 240 EXP SPOKE Sapim CX Sprint-Rear drive side/ CX Ray-Other sides NIPPLE Sapim Brass Black
Thailand
4

View More Reviews >>

COMMENTS

N

Nick 2022/12/11

Hi there! For the WR45, would you be able to specify the diameter of the spoke nipple access holes, at the rim bed? The ones that get covered by rim tape. Thanks!


LightBicycle 2022/12/12

Hi Nick, The spoke access holes are 8mm for standard 14G spokes and nipple wrench. Is there a reason why you like to know about this? We can customize the diameter if you request it. Thanks, Lightbicycle


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G

Guy 2022/03/07

Hi, Just wondering the advantages of the hookless version of your WR45 disc rims? I am 73kg and looking at the flyweight rims and wondering if the hookless rim would be stronger? Thanks


LightBicycle 2022/03/08

Hi Sir, - Hooks provide more stability and tire retention, especially at higher tire pressures. There's no obvious difference in strength for hook and hookless. For road rims, vertical strength is the main factor in your riding experience. Given the fact that the rim depth is the same. The vertical stiffness/strength is the same. - If you are running wider tires, lower pressures, or are riding on rougher roads, you may be a good candidate for hookless 700C road disc. You will benefit from a more comfortable ride due to the higher volume and increased impact protection. Gravel riders and cyclocross riders are often in this situation. But it has a tire pressure limit. If you want to run more than 70psi. I would recommend hook rims for safety concerns. Thanks, Lightbicycle


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P

Paolo 2021/06/14

How stable are those rims in high speed descents and windy conditions? Planning on upgrading from 30mm deep to this one and wondering what the difference will be. Thanks!


LightBicycle 2021/06/15

Hi Paolo, The 700C rim disc shape design of WR45-32mm wide/45mm deep performs very well on both crosswinds and in no wind conditions. The stability depends on many things like rim design, speed. yaw angle, etc. So not sure what's the current rim you are using at the moment. Thanks, Lightbicycle


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J

Julian 2020/12/02

Hello, is there a reason why the WR rims (including the WR45) do not have an asymmetrical profile? (As you probably know, the asymmetry offers the advantage of more even spoke tensions.) Thanks


LightBicycle 2020/12/02

Hi Julian, The main reason why we don't make an asymmetric version of WR rims wide 700C road is out of aerodynamics consideration. A symmetrical rim would gain more aero benefits. Thanks, Lightbicycle


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T

tom 2020/11/17

Hi there. does the hookless variant of this rim comply with the new ETRTO standard? specifically the dimension of the bead seat diameter?


LightBicycle 2020/11/17

Hi Tom, For hook and hookless, they share the same rim mold. So, the ETRTO is the same on these WR45 road disc rims. Thanks, Lightbicycle


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M

Matthew 2020/03/26

As a 15yo 65kg road and cross rider trying to build a super light aero wheelset do you think the flyweights would be strong enough? Thanks


LightBicycle 2020/03/26

Hi Matthew, The WR45 road disc rim with flightweight version is strong enough for 65KG rider.Do you like rims only or complete wheelset 700C? Thanks, Lightbicycle


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