

♦Key features
Multiple Specs for All Riding Scenarios
Two optimized rim profiles available for your preference:
Perfect balance of lightweight and aerodynamics. Agile and responsive on climbs, excellent performance on rolling terrain, extremely rider-friendly for beginners and all-around riders.
Deeper rim maximizes aerodynamic advantage for rock-solid stability at high speeds. Unbeatable efficiency on flat roads and long fast rides.
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Universal Tire Fit: Fully compatible with 700C * 25-45C tires. Tubeless ready for lower rolling resistance, better puncture resistance and improved air tightness, supporting a wide range of tire options.
Premium Center Lock Hub System
Larger contact area and superior heat dissipation. Delivers consistent, linear and precise braking performance even on wet roads and long steep descents.
Aero & High-Strength Spokes
Equipped with SA-1423 Aero Spokes
Special aerodynamic profile greatly cuts down wind drag while riding. Excellent rigidity and outstanding fatigue resistance, no deformation under long-term heavy riding. Maintains perfect wheel trueness over years. Zero power loss during pedaling, combining sleek aerodynamic look with exceptional structural strength.
Premium Carbon Finish & Craftsmanship
Sophisticated understated matte carbon texture, premium and timeless appearance. Scratch-resistant, fingerprint-proof and super easy to clean, keeping great look even after long time use.

♦Key features
- Dual QR & Thru Axle multi-size compatibility for front & rear
- High precision industrial bearings for ultra-smooth rolling
- 54T high ratchet engagement for direct power output
- Standard center lock disc brake interface
- Lightweight only 280g per pair
- Durable, easy to service and great value for performance upgrade
This hub set is a perfect match for your carbon road wheelset, bringing you responsive, reliable and efficient riding experience on every road and route.

♦Key features
- Flat bladed aero profile, effectively cuts wind drag for faster rolling and better high-speed stability
- Ultra-high tensile strength, strong impact resistance, not easy to bend or fatigue
- Precision straightening, consistent tension holding, keeps wheel trueness perfectly
- Optimized weight design, reduce rotational mass for quicker acceleration and climbing agility
- J-bend head design, universal fit for most road bike hubs
◊ Road disc brake carbon wheels build with rim 26mm outer width(19mm inner width)⇓
| Model |
Deep |
Outer wide |
Rim type |
Front size |
Rear Size |
Spoke |
Holes |
Weight (+/-3%) |
| SA50CT-26 |
50mm |
26mm |
Tubeless |
9*100mm/12*100mm |
9*135mm/12*142mm |
SA-1423 |
24H/24H |
1536g |
◊ 700C road disc brake carbon rim 26mm width⇓
| Rim |
SA50CT-26 |
| Rim Weight |
460g±15g |
| ERD |
550mm |
| Surface Texture |
UD matte |
| Sectional Drawing |
 |
◊ Road disc brake carbon wheels build with rim 28mm outer width(21mm inner width)⇓
| Model |
Deep |
Outer wide |
Rim type |
Front size |
Rear Size |
Spoke |
Holes |
Weight (+/-3%) |
| SA45CT-28 |
45mm |
28mm |
Tubeless |
9*100mm/12*100mm |
9*135mm/12*142mm |
SA-1423 |
24H/24H |
1536g |
| SA50CT-28 |
50mm |
28mm |
Tubeless |
9*100mm/12*100mm |
9*135mm/12*142mm |
SA-1423 |
24H/24H |
1556g |
| SA45-50CT-28 |
45-50mm |
28mm |
Tubeless |
9*100mm/12*100mm |
9*135mm/12*142mm |
SA-1423 |
24H/24H |
1496g |
◊ 700C road disc brake carbon rim 28mm width⇓
|
Rim
|
SA45CT-28
|
SA50CT-28
|
SA45-50CT-28
|
|
Rim Weight
|
460g±15g
|
470±15g
|
440±15g
|
|
ERD
|
550mm
|
540mm
|
/
|
|
Surface Texture
|
UD matte
|
UD matte
|
UD matte
|
|
Sectional Drawing
|

|

|

|