
Pro XXL 20er BMX Cycle Frame
- This 20er bmx bike frame is lightweight yet ultra-strong, it delivers explosive speed and superior control.
- 20er bmx bicycle frames geometry for perfect balance and power.
- Durable design resists impact. Ideal for BMX race frames, carbon BMX bikes, and 20-inch BMX frames. Curious about performance? Carbon fiber offers superior strength-to-weight ratio compared to steel in modern BMX frames.



Item | Specification |
---|---|
Model | 20er BMX |
Size | 20er Pro XXL (Only this size available now, MOQ 50pcs for other sizes) |
Material | T800 + T1000 Full Carbon Fiber |
Suitable Wheel Size | Pro 20″ (406mm) |
Steerer Tube Diameter | 28.6 mm |
Top Tube Length | 21.75″ |
Chainstay Length | 15.2″ |
Headset | Integrated (1-1/8″ to 1.5″), Expansion Plug Type |
Seatpost Diameter | 27.2 mm (Clamp Size: 31.8 mm) |
Bottom Bracket | BB86 |
Brake Type | Flat Mount Disc Brake (120 mm Rotor) |
Rear Derailleur Mount | Compatible with 140 mm Derailleur Caliper |
Thru Axle | Front: 100×20 mm; Rear: 110×15 mm |
Weight | Frame: 1650 ± 50 g; Fork: 490 ± 40 g |
Max Tire Size | 20″ × 1.95″ |
Max Crankset | 54T |
Cable Routing | Internal Cable Routing |
Package Includes | Frame + Fork + Thru Axle Shaft + Chain Tensioner |
Top Tube Length 21.75”
With a 21.75″ top tube, the BMX-20er Pro XXL offers perfect reach for taller riders.
Pro 20″ Wheel (406mm)
- 20″ (406mm) wheel setup ensures agile handling and fast sprints—ideal for any pro-level 20-inch BMX race bike build.


BMX Fork 100*20mm Axle
Compatible with 100×20mm forks, the BMX-20er frame ensures strong front-end stiffness—perfect for a pro-level BMX frame and fork set build.
20” BMX Fork
- Designed for elite racing, the carbon BMX fork offers lightweight strength, responsive steering, and precise handling—ideal for pro-level BMX race setups


Integrated (1-1/8 to 1.5) Headset Expension Plug Type
- It ensures secure front-end stiffness—ideal for carbon BMX racing forks and pro BMX race builds.
BB86 Bottom Bracket
- Offering a wide, stiff platform for optimal power transfer.
Max 54T Crankset
- Max 54T crankset compatibility supports high-gear sprinting—ideal for pro BMX race drivetrains and oversized BMX crankset setups.


Chain Tension System
- Built-in chain tensioner ensures precise chain alignment under load.
Thru Axle Rear 110×15mm
- This boost stiffness and control—ideal for BMX thru axle frames and high-speed race performance.
Haidelibikes 20er BMX Frame Mold

High-Precision BMX Frame Mold – Exclusive Supplier in China
We are the only supplier in China offering this high-quality BMX frame mold, engineered for precision and durability. Designed for manufacturers and custom builders, this mold enables consistent, professional-grade carbon or alloy BMX frame production.
MOQ: 1 piece – Ideal for small batch production or prototyping;
Sample orders accepted – Test before bulk purchasing;
Custom frame other sizes options available for MOQ 30pcs/size;
Fast delivery and strong after-sale support included.
Whether you’re starting a new BMX line or developing custom frames, this mold gives you a solid foundation for world-class results.

Haidelibikes Factory
- Lead Time: Efficient production and on-time deliver.
- Custom Painting: Yes, fully customizable designs.
- OEM & ODM: Welcome-your brand, our support.
- MOQ: Starting from just 5 sets. Sample Policy: Samples available on request.
Advanced Production Facilities
- ISO-certified testing lab ensuring compliance with global standards.
- Exclusive Infrared Detection System – Our proprietary technology for internal defect inspection, ensuring every frame meets the highest safety and durability standards.


Manufacturing Techniques
- Blow molding: for lightweight frames and high-strength frame structures.
- EPS/latex molding: ensures precision interiors shaping.
Full-Service Capabilities–One-Stop Solution
- Design → Prototyping → Mass production → Custom Painting
- Masterful Painting Craftsmanship–Our expert painters, with 10+ years of experience, deliver flawless custom finishes, ensuring both durability and aesthetic excellence.
