Dear All, As the year draws to a close, we at Carbonal would like to take a moment to sincerely thank each and every one of you for your continued trust, support, and partnership throughout 2025. It h...
Item No.:
MX938EBProduct Origin:
ChinaPayment:
Bank Transfer, PayPal, Credit Card.Customizable:
All wheels are 100% customizable at Carbonal Bike Factory. If your preferred specs are not listed, feel free to contact us (sales@carbonalbike.com) with your special requirements described.
Product Item: 29 inch E-bike rim carbon 38mm wide 23.5mm depth hookless tubeless ready

This E-bike carbon rim with its 31mm internal width is an ideal position in the middle of the strength, to weight, to width range, it works with many tire sizes, it's the perfect choice for all eMTB's meant to be ridden on proper MTB terrain.
Specification:
|
Item: |
MX938EB |
Use: |
E-bike, Enduro |
|
Rim type: |
29" hookless |
Material: |
Toray T700 & T800 carbon fiber |
|
Tubeless ready: |
Yes |
Weight: |
500g±20 |
|
External/Internal width: |
38mm / 31mm |
ERD: |
598mm |
|
Depth: |
23.5mm |
Weave: |
UD, 3k, 6k, 3k twill, marble |
|
Weight limit: |
125kgs |
Finish: |
Matte, glossy |
|
Spoke hole count: |
28 / 32 / 36 |
Assemble hole diameter: |
8.5mm |
|
Spoke hole diameter: |
4.5mm / 2.5mm or customized |
Valve hole diameter: |
6.5mm |
|
Max spoke tension: |
140kgf (recommended 110~130kgf) |
Max tire pressure: |
60psi / 4.1bar |
|
Tire size: |
2.3" ~ 3.0" (recommended) |
Min tire pressure: |
25psi / 1.75bar |
|
Decal: |
Customized |
Standard: |
EN standard |
Features:
5 years warranty:
Carbonal warrants its products to be free from manufacturing defects for a period of 5 years after original date of purchase.
This warranty only applies to the original owner and is not transferable.
Valid proof of purchase, pictures of the defect and the product serial number is required for a warranty claim.
Please retain your proof of purchase for any future warranty claims.
This warranty does not cover:
1. Normal wear and tear;
2. Any damage caused by accident, misuse, neglect, abuse, or any other fractious reasons;
3. Improper assembly, maintenance, or maintenance by an unauthorized technician.
1.3 million liability insurance worldwide, included commercial general liability and occurrence basis.
Unique Manufacturing Process:
Our Engineering team creates a unique fiber orientation which amplifies the desired riding characteristics for a given rim. And each rim carries its own layup schedule documents which are meticulously by the layup workers, it ensures the accuracy of each rim in the production process.
Our carbon rims are made in one piece molding, each rim is made by one piece long carbon fiber, no wrinkles, to make the strength of rim is the strongest. And we use a unique process to remove the air bladder from the valve hole, so that the rim does not have to be patched like traditional manufacturers use.
100% Quality Inspection:
Carbonal does 100% quality inspection and record in database, each carbon rim is given a unique ID number, which allow us to deliver the highest quality product possible and track every rim to ensure the best after-sale service.
Read more about Carbonal carbon rim Quality Control.
29 inch E-bike rim carbon 42mm wide 25mm depth hookless tubeless ready
Item MX942EB, weight 510g, ERD 595mm. The extra power of E-bikes asks for extra strong parts. This E-bike carbon rim feature a wide, reinforced profile, this ensures they are long lasting and perfectly compatible with higher volume tires.
DT Swiss 180 SP hub + Sapim CX-Ray spoke custom road disc carbon wheels
[Disc Brake] Custom build disc bike carbon wheel with DT Swiss 180 straight pull hub + Aero CX-Ray Sapim spokes & nipples. Top Racing level, perfect transmission of your power and the ultimate in lightweight, stiffness and durability.
Aero U shape 25mm wide 60mm depth rim brake tubular carbon rims
Item RT60S, weight 430g/480g, ERD 525mm. U shape 25mm wide tubular rims perfect fit road tubular tire size from 24mm to 35mm wide. Aerodynamic, stiff and durable enough for training, road racing, and also cyclocross riding.
29er plus bike carbon rim 50mm wide 25mm deep hookless tubeless ready
Item MX950, weight 510g, ERD 595mm. A new wider, this 29 inch plus bike carbon rim is43mm internal width providers a better platform for your favorite wide & plus tires.
60mm deep tubular U shape aero 700c carbon fiber road disc rims
Item DT60S, weight 430g, ERD 525mm. This 60mm tubular road disc rim perfect fit wider tires from 24mm to 35mm width used on most disc brake road bikes. 25mm wide U shape is aerodynamic, stiff and durable enough for training, racing.
Light mountain bike cross country 29er hookless rim tubeless compatible
Item XC925, weight 315g, ERD 595mm. This 29-inch rim is lightweight yet stiff for cross country, serving as the optimal selection for lightweight 29-inch carbon wheels. It is hookless and tubeless-ready, perfectly fitting for your 29er XC mountain bike.
Disc brake 38mm deep lightweight carbon road bicycle tubular rim
Item DT38S, weight 330g, ERD 569mm. Wider and U shape 38mm deep aero designed rim profile, constructed with premium Toray T700 & T800 carbon fiber, makes this disc tubular rim super light, a good choice for lightweight road wheels.
29er asymmetric mtb XC rim convex spoke hole hookless tubeless ready
Item XC927A, weight 310g, ERD 595mm. This asymmetric 3mm offset 29er mtb rim with 1.5mm convex spoke hole brings stronger spoke holes, better rigidity and faster power transfer.