ProX Premium Widened Carbon Gravel Wheel DT350 Hub Gravel Bike Wheels 700C

• Premium DT Swiss 350SL hubs

Widened 26mm inner width gravel carbon rims

40/45/50mm height optional

• Shimano HG 11/12s or SRAM XDR 12s optional

• Pillar 1423 spokes, aero and strong

• For 37C-50C tyres (tubeless ready)

  • Item NO.:

    350DB Gravel-26
  • Payment:

    Paypal, Bank Transfer
  • Origin:

    China
  • Color:

    UD/3K/12K(Customized Decal Acceptable)
DESCRIPTION

ProX DT Swiss 350SL Carbon Gravel Wheels - Premium Gravel Bike Wheelset For Racing

DT Swiss 350s road hubs are developed to be reliable and simplified. The reliability is achieved by the simultaneous engagement of the ratchets which result in larger contact area.

The simplified end-caps design makes it possible for tool-free disassembly and easy maintenance. The cost of DT swiss 350 hubs are much lower than DT swiss 240 and DT swiss 180 hubs.

Carbon gravel wheels built with DT350 hubs are of great performance and affordable price for racing.

DT350 gravel carbon wheelset

latest dt swiss disc 350s hubs

Cyclocross and gravel carbon wheels demand versatility and durability. ProX gravel bike carbon wheels are designed with 26mm inner width rims, which is suitable for gravel tires with size 700*37C-50C. The 40/45/50mm rim height options strikes a compelling balance for mixed-terrain adventures. 


Rim Height Options: 40mm vs. 45mm vs. 50mm
Choosing the right rim height depends on riding style and terrain:
40mm: Ideal for technical, unpredictable terrain. The lower profile prioritizes agility, weight savings, and crosswind stability. Perfect for riders tackling steep climbs or twisty singletrack.
45mm: A versatile middle ground. Balances aerodynamic gains compared to 40mm rim , and with moderate weight. It suits riders mixing paved gravel terrain.
50mm: Maximizes aerodynamic efficiency for fast-paced gravel races or rolling terrain. Slightly heavier on weight but offers noticeable speed retention on smoother surfaces.

50mm wheels built on PXG074-D gravel frame

(50mm wheels built on PXG074-D carbon gravel bicycle frame)

SPECIFICATION

ProX DT Swiss 350SL Gravel Bicycle Carbon Wheelset Specification
-Hub: DT Swiss 350SL disc (front 12*100mm TA/rear 12*142mm TA)
-Disc brake type: center lock

-Type: straight pull
-Cassette Body: Shimano road 11/12s or SRAM 12s XDR optional 

-Freehub System: Ratchet System 36
-Spoke Hole Count: front 24H/rear 24H
-Tire Type: Clincher/tubeless ready
-Spoke: Pillar 1423 spoke, bladed and aero, 2.0 - (1.5x2.3) - 2.0 mm Diameter
-Spoke Tension(recommended): ≤145kgf

130~140 kgf on rear drive side and front non-drive side
-Tire Pressure: 125psi/8.6bar

-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.
-Warranty Year: 2 years

-Tubeless Valve (not included): 44/60/80mm length optional

Tubeless Valve



ProX Premium Carbon Gravel Wheelset with DT Swiss 350SL Ratchet System Hubs

Model Rim Depth Outer Width Inner Width Tire Type Hub Front Size Rear Size Spoke
Tire Size
(Recommended)
Weight
(+/-3%)
350DB-PXG26-40C-1423 PXG26-40C 40mm 31.5mm 26mm Tubeless or Clincher DT SWISS 350SL 12*100mm 12*142mm Pillar 1423 700*37C-50C 1519g
350DB-PXG26-45C-1423 PXG26-45C 45mm 31.5mm 26mm Tubeless or Clincher DT SWISS 350SL 12*100mm 12*142mm Pillar 1423 700*37C-50C 1559g
350DB-PXG26-50C-1423 PXG26-50C 50mm 31.5mm 26mm Tubeless or Clincher DT SWISS 350SL 12*100mm 12*142mm Pillar 1423 700*37C-50C 1599g


700C Cyclocross/Gravel Bike Carbon Clincher Rims (Tubeless Ready)

Rims PXG26-40C PXG26-45C PXG26-50C
Max Weight Limit 120kg/265lb 120kg/265lb 120kg/265lb
Material T700 T700 T700
Sectional Drawing gravel carbon rim 40mm depth gravel carbon rim 45mm depth gravel carbon rim 50mm depth

TECHNOLOGY
Carbon Fiber Material

Carbon Fiber Material

Premium Toray T700 carbon fiber are used in our carbon rims. 

Combining with stable resin system to make consistent quality and light weight carbon fiber gravel rims.

Widened 26mm Inner Width

Widened 26mm Inner Width

Wider 26mm inner width, suitable for wide 700x37C-50C gravel tires.

Wider stance for tire, easy tire mounting and dismounting.

Better traction and cornering performance.

Aero U Shape

Aero U Shape

Wide U Shape carbon bike rims are more aerodynamic than traditional V Shape carbon rims. 

It is also of better stiffness and strength. 

Tubeless Ready

Tubeless Ready

Tubeless tire is widely used in gravel bike wheelset thanks to its better traction, lower rolling resistance and better performance in off-road.

All our gravel bike rims (no matter bead hook or hookless models) are tubeless ready (also fit normal tube tires). 

Optimized anti-burp bump design provides easy tire mounting, dismounting, as well as air inflation. 

Disc Brake

Disc Brake

Disc brake provides more sensitive and precise braking performance than rim brake.

All our gravel carbon rims are designed for disc brake use, no brake track. No “burning rim” worries during braking.

Specific carbon prepreg lay-up design for disc brake rims, longer durability and lighter weight.

Hand Built

Hand Built

All our carbon wheelsets are hand built by experienced mechanician.

Based on customers’ demand, various choice of hubs, spokes and nipples are optional.

After wheel built, they are trued precisely at high standard (≤0.3mm) on roundness, lateral and center tolerance.

DT350 Disc Brake Hubs

DT350 Road Hubs

DT Swiss 350SL road disc brake hubs are used. DT Swiss gravel wheels with great performance and competitive price.

DT Swiss Ratchet System, reliable and stable. Straight pull spoke system, direct power transmission. 

12*100/12*142 thru-axle, with Shimano HG 11/12 speed, Sram 12-speed XDR freehub optional.

Pillar Spokes

Pillar Spokes

The popular Pillar PSR AERO 1423 spokes are used.

Pillar patented cold forge technology is applied in the spoke production which increase the strength up to 20%.

Perfect aero shape, high elasticity and low drag coefficient.

2-Year Warranty

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. 

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