8bar ULTRA Gravel carbon wheelset – 40mm – Disc – Hookless – Thru Axle – 28″


The 8bar ULTRA Gravel wheels are 40mm deep lightweight carbon wheels. The rims are made of UD carbon with a matte finish.

The wheelset is handbuilt in our Showroom in Berlin. Delivery time is around two weeks if “on stock”.

SKU: 37307-1 Category: Tags: ,


The 8bar ULTRA Gravel carbon wheels are suitable for gravel bikes with tubeless tires.

The hookless rim creates a rounder tire shape. This provides improved grip and better handling. It also improves the durability and puncture protection of the rim without adding weight.


Range of use: Gravel
Wheel size: 29″ / 28″ / 700C
Tire type: tubeless only possible
Number of spokes: 24
Brake system: Disc Center Lock
Weight: 1,500g
Weight limit: 130 kg system weight

Technical data rim:

Type: ULTRA Gravel
Dimension (ETRTO): 25-622
Rim width inside: 25 mm
Rim width outside: 30 mm
Rim height: 40 mm
ERD: 564mm
Material rim: UD carbon – matt
Braking surface: not available
Number of holes: 24
weight: 410g
max. tire pressure: 8bar of course!

Technical data hub:

Type: 12mm thru axle
Axle: 100mm / 142mm
Lightweight aluminum axle
Shimano/Sram 11-speed
Sealed bearings with low resistance

Technical data Lacing:

Lacing pattern 2-fold crossed
Spoke type / construction: butted (2.0-1.8-2.0)
Spoke material: Stainless steel

Additional information

Weight 2.2 kg

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