Your data. Your choice.

If you select «Essential cookies only», we’ll use cookies and similar technologies to collect information about your device and how you use our website. We need this information to allow you to log in securely and use basic functions such as the shopping cart.

By accepting all cookies, you’re allowing us to use this data to show you personalised offers, improve our website, and display targeted adverts on our website and on other websites or apps. Some data may also be shared with third parties and advertising partners as part of this process.

Legal noticePrivacy notice

Onyx Ultra SS ISO

Disc brake 6-hole
Price in EUR including VAT
Ratings
BrandMore from Onyx
Delivered between Fri, 17.4. and Wed, 22.4.
Supplied by
free shipping

Product details

Made from high-quality aluminum, the ONYX Ultra SS rear hub offers BMX riders the renowned quality of ONYX products made in the USA. It features the ONYX Instant Engagement System, allowing for direct and frictionless engagement while pedaling. It is equipped with hybrid ceramic bearings that have a very low coefficient of friction and excellent power transfer. Additionally, it includes an ISO 6-bolt disc brake mount for riders looking to switch to disc brakes.

Features:
• CNC-machined housing made from 7075-T6 aluminum
• Sealed hybrid ceramic bearings
• ISO disc rotor mount
• Aluminum freehub body - standard ONYX SS
• ONYX Instant Engagement
• Aluminum axle
• Locking screw with hex screw
• Axle diameter: 10 mm
• Width: 110 mm
• Hole count: 36 holes
• Weight: 575 g.

Key specifications

Bike area of use
BMX/Dirt
Axle diameter
10 mm
Installation width
110 mm
Weight
575 g

General information

Item number
65785325
Manufacturer
Onyx
Category
Hubs + Freewheels
Manufacturer no.
ONYHUBS296
Release date
17.12.2025

Colour

Colour
Black, Multicoloured
Exact colour description
Black, Purple

Material

Material group
Ceramic, Metal
Material
Aluminium, Hybrid ceramic

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
Screw axis
Number of holes
36x
Axle diameter
10 mm
Installation width
110 mm

Origin

Country of origin
France

Voluntary climate contribution

CO₂ emissions
2,67 kg
Climate contribution
EUR 0,12

Scope of delivery

Scope of delivery
for Centerlock disc brakes, for disc brake 6-hole

Product dimensions

Weight
575 g

14-day cancellation right
30-day right of return if unopened
24 Months statutory warranty
Legal concerns

Compare products

Goes with

Reviews & Ratings

Statutory warranty score

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

Source: Galaxus
  • Onyx
    Not enough data
  • 1.Shimano
    0 %
  • 2.DT Swiss
    0,4 %
  • Elite
    Not enough data
  • Tacx
    Not enough data

Statutory 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: Galaxus
  • Onyx
    Not enough data
  • DT Swiss
    Not enough data
  • Elite
    Not enough data
  • Shimano
    Not enough data
  • Tacx
    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: Galaxus
  • Onyx
    Not enough data
  • 1.Shimano
    5,8 %
  • 1.Wahoo
    5,8 %
  • 3.Elite
    9,3 %
  • 4.Tacx
    16,1 %
Source: Galaxus