• 20 inch 3-spoke carbon wheels
• Fit Folding bikes and BMX bikes
• ETRTO options: 406mm and 451mm
• 26mm outer width/19mm inner width
• Disc Brake hubs (6-bolt), Ratchet 36T freehub system
• Disc brake hubs, front 5*100QR/rear 5*135QR
• Tubeless ready, 20*1.1''-1.5''
Item NO.:
P3-406/P3-451Order(MOQ):
1Payment:
Paypal, Bank TransferOrigin:
ChinaColor:
Black(Customized Decal Acceptable)
20 Inch 3-spoke BMX and Folding Bike Carbon Wheels
This carbon 3-Spoke BMX wheels are engineered for riders who demand maximum stiffness, durability, and a clean aerodynamic look. Designed specifically for disc brake BMX bikes as well as folding bikes, this wheelset combines a 3-spoke carbon structure with disc brake hubs, delivering consistent performance even under high loads and aggressive riding.
Key Features
*3-Spoke Carbon Design:
Extremely high lateral stiffness and impact resistance
No spoke tension loss, no truing required
*Disc Brake:
Designed exclusively for disc brake systems
Stable braking performance, unaffected by rim heat
*Aero & Clean Aesthetics:
3-spoke structure reduces air turbulence
Aero design on beam carbon spoke
Minimalist, modern appearance ideal for premium builds
*Tubeless Ready
Hole-free rim bed design for tubeless use, also compatible with inner tubes.
Enhanced puncture resistance and ride comfort
*Drain Hole
Provides an exit for accumulated water inside rim during rolling or stationary by gravity and centrifugal forces.
Some kind of pressure relief, especially for tubeless tire using by high pressure shock pump.
*Two Size Options for Different Riding Styles
Available in two sizes (406mm and 451mm), these wheels are suitable for street riding, folding bikes, BMX bikes and custom builds targeting premium performance and standout aesthetics.
✅ Choose 406mm if:
You ride traditional BMX racing or freestyle
You want quick acceleration and sharp handling
Your frame is designed for standard 20” BMX
You prefer lighter overall setup
Typical use cases:
BMX race, street, park, pump track, tricks, youth racing
✅ Choose 451mm if:
You want higher cruising speed
You ride urban, pump track, or race-inspired setups
Your frame and fork explicitly support 451mm
You prioritize stability and smooth rolling
Typical use cases:
Speed-focused BMX, urban builds, custom performance bikes
3-Spoke Wheels are lighter and more responsive, offering quicker acceleration and agile handling. If you prefer wheels for more even stiffer, please check more details about 20 inch 5-spoke wheels which is delivering better stability at high speeds.
ProX 20 Inch 3-Spoke Carbon Wheel BMX/Folding Bike Tri-Spoke Carbon Wheels Specification:
-Hub: ProX 36DB hubs, Ratchet 36T freehub system
-Cassette Body: Shimano HG 11/12s or SRAM 12s XDR
-Tire Type: both inner tube and tubeless compatible
-Rim Width: 26mm outer/19mm inner
-Rim Depth: 40mm depth on 406mm wheels, 41mm depth on 451mm wheels
-Finish Options: UD/marble/3K twill weave, matte/glossy finish
-Brake Type: Disc brake, 6-bolt, front 5*100mm QR, rear 5*135mm QR
-Tire Pressure: 110psi/7.5 bar
-Tire Size (Recommended): 2.0*1.1''-1.5'' tire
-Warranty Year: 2 years
-Tubeless Valve (not included): 60mm length
-Recommended Maintenance Frequency On Hubs:
Standard Use: every 1,000–1,500 km or 3–6 months (whichever comes first).
Harsh Conditions (wet, muddy, dusty): every 500 km or monthly.
Post-Ride Check: clean externally after muddy/rainy rides to prevent grime buildup.
| Model | Category | Size(ETRTO/BSD) | Max Weight Limit | Brake Type | Rim Depth | Tire Type | Terrain | Material | Hub | Hub Size | Weight(+/-25g) |
| P3-40DB-406-F | 3-spoke Front | 406mm | 100kg/220lb | Disc Brake | 40mm | Clincher/TLR | BMX/folding bike | T700 | ProX 36DB hub | 5*100mm QR | 550g |
| P3-40DB-406-R | 3-spoke Rear |
406mm |
100kg/220lb | Disc Brake | 40mm | Clincher/TLR | BMX/folding bike | T700 | ProX 36DB hub | 5*135mm QR |
650g |
|
P3-41DB-451-F |
3-spoke Front |
451mm |
100kg/220lb |
Disc Brake |
41mm |
Clincher/TLR |
BMX/folding bike |
T700 |
ProX 36DB hub |
5*100mm QR |
640g |
|
P3-41DB-451-R |
3-spoke Rear |
451mm |
100kg/220lb |
Disc Brake |
41mm |
Clincher/TLR |
BMX/folding bike |
T700 |
ProX 36DB hub |
5*135mm QR |
750g |
P3-41DB-451 Drawing
P3-40DB-406 Drawing


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Carbon Fiber Material Premium Toray T700 carbon fiber are used in our road carbon 3-spoke wheels. Combining with stable resin system to make consistent quality and high strength 20 inch 3-spoke carbon wheels.
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Tubeless
Tubeless tire is getting popular in BMX bike due to its better traction, lower rolling resistance and better riding comfort. Our 3-spoke BMX bike wheels are perfect for both tubeless tire and inner tube tire. Optimized anti-burp bump design provides easy tire mounting, dismounting, as well as air inflation. |
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Wider Inner Width
Relatively wider 19mm inner width, make it possible to fit multiple sizes of tire. Normally road tire size 20*1.1'' are recommended (also fit other wider tires).
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OEM ProX Hubs OEM hubs are used in our 3-spoke wheels are with stable quality and competitive price. With Shimano HG 11/12 speed, SRAM 12 speed XDR freehub optional.
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2-Year Warranty We have strict production management system, QC and Testing process. Our quality is always very good and reliable. For all carbon rims and carbon wheels sold by ProX, 2 years’ quality warranty is offered (starting from the date of package being signed).
Click Warranty Policy to see more details in another page. |