Onyx Ultra ISO

Disc brake 6-hole
Delivered between Tue, 25.8. and Tue, 1.9.
Supplied by
free shipping

Product details

The Onyx Ultra ISO is a highly advanced hub with a freewheel, specifically designed for BMX riders. Made from high-quality 7075-T6 aluminum, this hub construction offers a combination of lightness and durability. The Ultra ISO features an innovative ONYX system that allows for instant engagement, ensuring direct power transfer without friction while pedaling. The hub is equipped with hybrid ceramic bearings, known for their low friction and excellent energy transfer. Additionally, the Ultra ISO has an ISO disc mount that facilitates the integration of disc brakes. This hub is ideal for riders who value performance and reliability and appreciate the benefits of a well-thought-out design.

  • CNC-machined aluminum housing for increased stability
  • Hybrid ceramic bearings for minimal friction
  • Instant engagement system for direct power transfer
  • Compatible with 20 mm axle diameter for improved stiffness
  • ISO disc mount for easy integration of disc brakes.

Key specifications

Bike area of use
BMX/Dirt
Hub type
Rear wheel hub
Ability brake type
Disc brake 6-hole
Axle diameter
20 mm
Installation width
110 mm
Weight
575 g

General information

Item number
58520545
Manufacturer
Onyx
Category
Hubs + Freewheels
Manufacturer No.
ONYHUBS352
Release date
13.5.2025

Colour

Colour
BlackViolet
Exact colour description
BlackPurple

Material

Material group
CeramicMetal
Material
AluminiumAluminium 7075-T6Hybrid ceramic bearings

Wheel properties

Bike area of use
BMX/Dirt

Hub + freewheel Features

Hub type
Rear wheel hub
Ability brake type
Disc brake 6-hole
Axis standard
Thru axle
Number of holes
36x
Axle diameter
20 mm
Installation width
110 mm

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
2.67 kg
Climate contribution
CHF 0.11

Product dimensions

Weight
575 g

30-day right of return if unopened
24 Months Warranty (Bring-in)

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Hubs + Freewheels» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Onyx
    Not enough data
  • 1.Shimano
    0 %
  • 2.DT Swiss
    0.5 %
  • Tacx
    Not enough data
  • Wahoo
    Not enough data

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Onyx
    Not enough data
  • DT Swiss
    Not enough data
  • Shimano
    Not enough data
  • Tacx
    Not enough data
  • Wahoo
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

How often is a product of this brand in the «Hubs + Freewheels» category returned?

Source: Digitec Galaxus
  • Onyx
    Not enough data
  • 1.Wahoo
    3.8 %
  • 2.Shimano
    5.1 %
  • 3.Tacx
    15.9 %
  • 4.DT Swiss
    18.6 %
Source: Digitec Galaxus