Dear All, We would like to inform you that our office and factory will be closed for the Chinese New Year holidays from February 14 to 23, 2026. Normal operations will resume on February 24, 2026. Dur...
Item No.:
BMX451-50Size:
20 inchMaterial:
Toray T700 + T800 carbon fiberType:
clincherWeight:
410g±15ERD:
374mmInner width:
16mmOuter width:
23mmDepth:
50mmMax weight limit:
120kg / 265lbsProduct Item: Pro 20 inch 451 23mm wide 50mm depth carbon fiber clincher rim
This 20" 451 rim with 16mm internal width can fit tyres from 1.1" to 1.4". It's light, stiff and strong for training and racing. This rim can be used for Folding bike, Recumbent bike, Birdy bike, Moulton bicycle, Dahon, Tern bike, Tyrell, Fsir, BMX, BMX Racing etc.
Specification:
|
Item: |
BMX451-50 |
Use: |
Folding bike, recumbent, BMX etc. |
|
Rim type: |
20" clincher |
Material: |
Toray T700 + T800 carbon fiber |
|
Tubeless ready: |
No |
Weight: |
410g±15 |
|
External/Internal width: |
23mm / 16mm |
ETRTO: |
451mm |
|
Depth: |
50mm |
ERD: |
374mm (including nipple head dimension) |
|
Weave: |
UD / 3k twill / Marble |
Finish: |
Matte, gloss |
|
Spoke hole count: |
14H to 36H |
Max weight limit: |
120kgs / 265lbs |
|
Spoke hole diameter: |
4.5mm or customized |
Assemble hole diameter: |
7.5mm |
|
Max spoke tension: |
>300kgf |
Valve hole diameter: |
6.5mm (Presta) or 8.5mm (Schrader) |
|
Decal: |
Customized |
Tire width: |
23C - 37C recommended |
|
Warranty: |
5 years |
Standard: |
EN standard |
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.
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.
Pro 20 inch 451 22.5mm wide 24mm depth carbon fiber clincher rim
Item BMX45101, weight: 310g±10, ERD 426mm. This 20" clincher rim with 15.5mm internal width can fit tyres from 1.1" to 1.4". It's light, stiff and strong for training and racing.
Pro 20 inch 406 23mm wide 45mm depth carbon fiber clincher rim
Item BMX406-45, weight: 310g±15, ERD 340mm. This rim can be used for Folding bike, Recumbent bike, Birdy bike, Moulton bicycle, Dahon, Tern bike, Tyrell, Fsir, BMX, BMX Racing etc.
27.5er carbon 38mm wide 23.5mm depth hookless enudro mtb rim
Item EN731, weight 480g, ERD 560mm. This enduro 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.
700c disc carbon bike rim 21mm internal width 22mm deep clincher
Item D21-22,weight 350g/ 380g, ERD 601mm. Featuring a wide 21mm internal rim width,this tubeless ready 22mm deep bike clincher rim set offers a wide and stable platform for everything from road bike to gravel bike tires.
Chris King R45D hub + Sapim CX-Ray spoke custom disc road carbon wheels
[Disc Brake] Custom build road bicycle carbon wheel with Chris King R45D hub + Aero CX-Ray Sapim spokes & nipples. Pro Racing level, lightweight, performance, will get your power to the ground fast, provide unmatched engagement.
Asymmetric 32mm wide carbon fiber 650b mtb trail rim tubeless ready
Item TR726X (MX732TR), weight 370g, ERD 557mm. This 650b carbon mtb trail rim with asymmetric 3mm offset profile, the unique asymmetric profile balance drive and non-drive side spoke tension to create a more durable and long lasting mtb wheelset.
650b asymmetrical rim profile 30mm internal width XC bike carbon rim
Item XC730X, weight 350g, ERD 557mm. Wide 30mm internal width and 3mm offset asymmetrical rim profile, super light at 350g, suitable for XC rider who is looking for wide but light 650b XC bike carbon wheelset.
Asymmetric 32mm wide carbon fiber 29er mtb trail rim tubeless ready
Item TR926X (MX932TR), weight 390g, ERD 595mm. 29 inch carbon rim 26mm internal width and asymmetric 3mm offset profile, the unique asymmetric profile balance drive and non-drive side spoke tension to create a more durable mountain bike wheel.