Praxis Girder Crankset
What the checker says80will not fit28worth knowing
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 6076 verified mountain bike parts in this catalog. 5773 produced no finding of any kind. Each variant produces 40 distinct errors and 0 distinct warnings.
Will not fit
Bb spindle, Bottom Bracket. 80 more findings from the same check, on up to 1 of the 63 verified bottom brackets each.
Open a variant in the builder to see the ones that apply to your own parts.
Worth knowing
- Worth knowinginfo · FrameBottom bracket: Praxis Girder uses a 30 mm spindle spindle - pair it with the right BB for this frame's BSA threaded 73 shell (BB usually sold separately). On 194 of the 258 verified frames in this catalog. Applies to 1 of 2 variants.
- Worth knowinginfo · FrameBottom bracket: Praxis Girder-HD uses a 30 mm spindle spindle - pair it with the right BB for this frame's BSA threaded 73 shell (BB usually sold separately). On 194 of the 258 verified frames in this catalog. Applies to 1 of 2 variants.
- Worth knowinginfo · FrameBottom bracket: Praxis Girder uses a 30 mm spindle spindle - pair it with the right BB for this frame's PressFit 92 shell (BB usually sold separately). On 37 of the 258 verified frames in this catalog. Applies to 1 of 2 variants.
- Worth knowinginfo · FrameBottom bracket: Praxis Girder-HD uses a 30 mm spindle spindle - pair it with the right BB for this frame's PressFit 92 shell (BB usually sold separately). On 37 of the 258 verified frames in this catalog. Applies to 1 of 2 variants.
- Worth knowinginfo · FrameBottom bracket: Praxis Girder uses a 30 mm spindle spindle - pair it with the right BB for this frame's BSA threaded 83 (DH) shell (BB usually sold separately). On 13 of the 258 verified frames in this catalog. Applies to 1 of 2 variants.
- Worth knowinginfo · FrameBottom bracket: Praxis Girder-HD uses a 30 mm spindle spindle - pair it with the right BB for this frame's BSA threaded 83 (DH) shell (BB usually sold separately). On 13 of the 258 verified frames in this catalog. Applies to 1 of 2 variants.
Bb advisory, Frame. 12 more findings from the same check, on up to 5 of the 258 verified frames each.
Chainring standard, Chain. 10 more findings from the same check, on up to 1 of the 45 verified chains each.
Open a variant in the builder to see the ones that apply to your own parts.
$310.00 MSRP·498 to 545 g
What the maker states
- Bottom bracket
- Bottom-bracket interface 30 mm spindle
- Chainline
- 52 mm
- Speeds
- 12-speed (rear index count the maker rates it for)
2 verified variants
| Variant | Price (MSRP) | Weight | Source | Last checked | Build |
|---|---|---|---|---|---|
| Girder | $310.00 | 498 g | maker’s page | 2026-07-14 | Build with this |
| Girder-HD | $310.00 | 545 g | maker’s page | 2026-07-14 | Build with this |
The rest of what the maker states8 not published
8 further fields the checker looks for are not published by Praxis, so we leave them blank rather than estimate them, and those 8 checks stay silent on this crankset. They are ring, ring standard, chain width, speeds rated, front rings, ring mount as shipped, ring bcd as shipped and ring bolt count as shipped. Each is recorded as “not stated by the maker (not checked)”.
Source: each variant links the maker’s own page in the table above. Last checked 2026-07-14.
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.
- 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
- Acros ZS56/ZS56 (Headset) No conflicts found
6 of 1833 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.