Onyx Vesper ISO Boost front hub Front Hub
Front Hub: Hub spacing Boost 15x110; Rotor mount 6-bolt. 1 verified variant.
What the checker says6will not fit
Run variant by variant through the mountain bike builder’s own engine. Every sentence below is the checker’s, unedited. Nothing here says this part fits your bike; it says what it does and does not fit among the parts we hold.
Checked against 6134 verified mountain bike parts in this catalog. 5989 produced no finding of any kind.
Will not fit
- Will not fiterror · Front RotorFront rotor interface mismatch: Center Lock rotor on 6-bolt front hub - no adapter exists for this direction. On 65 of the 177 verified rotors in this catalog.
- Will not fiterror · ForkFront axle mismatch: Fork is 20x110 Boost (DH) but Front wheel hub is Boost 15x110. On 56 of the 490 verified forks in this catalog.
- Will not fiterror · ForkFront axle mismatch: Fork is 15x100 (non-Boost) but Front wheel hub is Boost 15x110. On 14 of the 490 verified forks in this catalog.
- Will not fiterror · ForkFront axle mismatch: Fork is 9x100-qr but Front wheel hub is Boost 15x110. On 7 of the 490 verified forks in this catalog.
- Will not fiterror · ForkFront axle mismatch: Fork is 20x110 standard (DH, non-Boost) but Front wheel hub is Boost 15x110. On 2 of the 490 verified forks in this catalog.
- Will not fiterror · ForkFront axle mismatch: Fork is Cannondale Lefty 60 but Front wheel hub is Boost 15x110. On 1 of the 490 verified forks in this catalog.
$230.00 MSRP·176 g
What the maker states
- Rotor mount
- 6-bolt
- Hub
- Spacing Boost 15x110
The rest of what the maker states1 not published
1 further field the checker looks for is not published by Onyx, so we leave it blank rather than estimate it, and that check stays silent on this front hub. It is maximum system weight. Each is recorded as “not stated by the maker (not checked)”.
Source: the maker’s page. Last checked 2026-07-18.
Checked against
The checker ran this model against every verified part below that it has a slot for, the same way it checks a build in the builder. What follows is the verdict it actually produced for that specific pairing — not a recommendation, and not a guarantee any of these parts fits your own bike.
- 5DEV R-SPEC Trail/Enduro Cranks (Crankset) No conflicts found
- 9point8 Fall Line (Dropper Post) No conflicts found
- 9point8 Stout (31.8, 30mm) (Stem) No conflicts found
- ACID SLX 30 front (Front Wheel) No conflicts found
- ACID SLX 30 rear (Rear Wheel) No conflicts found
- Acros ZS44/ZS56 (Headset) No conflicts found
6 of 1885 counterparts with a page of their own that the checker actually probed this model against, in alphabetical order by brand and model — never by price, popularity or the verdict itself.