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Hot Products
road disc rim

Aero road bike carbon rim 21mm wide 38mm deep clincher tubeless

Item D21-38, weight 380g/410g, ERD 569mm. This 38mm depth clincher tubeless ready rim with a 21mm internal channel that can accommodate larger tires and ensure the rider maximum comfort on races and long rides.

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disc road bike rim

Aero disc road bike rim 28mm wide 50mm deep clincher tubeless

Item D21-50, weight 425g / 460g, ERD 545mm. Featuring a wide 28mm external rim width, this tubeless ready 50mm clincher rim set offers a wide and stable platform for everything from road bike to gravel bike tires.

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hookless gravel rim

Asymmetric 29er hookless 29mm wide 28mm deep carbon rim for gravel bike

Item D24-28HX (GZX28), weight 350g, ERD 589mm. This new hookless asymmetric 29er gravel bike carbon rim with wider 24mm inner width, more lightweight than hook version but without compromising stiffness and strength.

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disc bike rim

29er disc bike rims 24mm inner width 38mm depth hookless for cyclocross and gravel bikes

Item D24-38H (GZX38), weight 380g, ERD 569mm. The GZX38 was designed with one goal in mind: making the best rim possible for long distance gravel racing or riding. With a massive 24mm inner width, this rim provides a stable profile for even the widest gravel tires.

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700c bike rim

700c disc bike asymmetrical 22mm internal width 40mm deep clincher rim

Item D22-40X, weight 390g, ERD 565mm. New 2.5mm offset asymmetric 29er/700C 40mm depth clincher rim, born for light gravel & road bike disc brake wheel. It's tubeless ready, compatible wider tire for comfortable ride, accompany you to conquer the rugged terrain.

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XC bike carbon rims

29er asymmetrical rim profile 30mm internal width XC bike carbon rim

Item XC930X-25, weight 365g, ERD 595mm. Wide 30mm internal width and 3mm offset asymmetrical rim profile, super light at 365g, suitable for XC rider who is looking for wide but light 29er XC bike carbon wheelset.

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gravel bike carbon wheel

700c gravel bike disc 24mm internal width 34mm deep clincher carbon rim

Item D24-34, weight 390g, ERD 577mm. With a massive 24mm inner diameter, the D24-34 gravel bike rim provides a stable profile for even the widest gravel tires. 34mm deep is enough to provide aerodynamic help when riding alone across gravel plains.

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gravel wheel rim

D29-40 gravel bike disc 29mm wide 40mm deep clincher carbon rim

Item D29-40, weight 450g, ERD 565mm. 700C gravel bike 29mm internal width 40mm depth clincher rim, tubeless ready platform has 29mm internal width, fit for very wide tires from 35mm to 55mm.

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Latest news
2025 Sea Otter Classic booth at S231, welcome to vist us!

2025 Sea Otter Classic booth at S231, welcome to vist us!

Dear All, We are thrilled to announce that Carbonal Bike will be proudly participating in the 2025 Sea Otter Classic! As a leading manufacturer of high-quality carbon fiber bicycle rims and wheels, we...

Quality control

2018-06-05

Need complete QC system to make sure quality of every hand made product. Bar code on every rim to work with our own ERP can do the job.


  • Check on in-coming materials. Need great carbon fiber prepreg with correct weight, fiber grade, resin, thickness and even packing.


  • Check the cut prepreg sizing. Every worker will get exactly the amount they are assigned every day.


  • Check weight, sizing, hole count and code after lamination.


  • Check mold tools before getting molded.


  • Check rim quality, sizing and appearance after molding.

carbon rim quality check reference


carbon rim quality control label



  • Check to make sure no residue inside the rim, correct hole drilling, roundness and flatness after machining.

carbon rim flatness check


  • Check flatness, smoothness and sizing after sanding.

carbon rim tire pressure test

carbon rims sanding check records


  • Check rim apprearance after painting.

bike carbon rim painting check records


  • Check decals since it demonstrates your brand.

carbon rims decal checking


  • All 30 QC items for one rim get recorded.


  • QC data not only tells a rim is OK or NG, but also let you know what is going on in our production line. The data is our great treasure.