Spacebike 2.0

Weʼre pushing the boundaries of carbon fiber frame
construction with one goal: a bike that redefines your ride.


Full custom geometry.

Frame weight is 750-950 grams depending on size and layup.

PressFit 30 bottom bracket.

44mm head tube ID to fit Chris King co-designed I8 headset.

Integrated seat mast with proprietary carbon seat clamp, or traditional seat post.

1.25ˮ - 1.125ˮ Tapered ENVE 2.0 road fork.


$6500 frameset (frame, fork, saddle clamp).

Custom paint available (ask for quote).

Complete bicycles available starting at $9000.


Argonaut is making road frames for a select number of customers.
We want to make sure every customer gets the attention they deserve,
and we meet our commitments to the minute. Please inquire about
current lead times and availability.

Contact Us

1825 SE Franklin St., Suite B.
Portland, Oregon 97202