Circe – Helios Auster Complete Tandem

The Auster is the lightweight sports Helios. Ideally specced for fast sports or Audax riding, it features a drop bar with STI shifters, and the 'Capreo' cassette for a wide but sporty gear range. It also makes an excellent lightweight tourer.



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ForkCro-Mo V & Disc mounts
Crankset stokerPremium 52/39/30T
Crankset captainPremium 30T
Brake – frontAvid BB7
Brake – rearAvid BB7
Shift lever10sp Tiagra STI
Brake leverN/A
Bottom BracketShimano
Front DerialleurTiagra
Rear DerailleurTiagra
Front HubShimano Deore 32H
Rear HubShimano Deore 32H
Rim20″/406 AleX DM18 32H
TyreSchwalbe Kojak 1.35″ x 20″ (35-406)
Handlebar CaptainPro LT Drop
Handlebar StokerCirce Stoker
SaddlesSelle Italia C2 Gel
Seatpost captainOversize one piece
Seatpost stokerTelescopic
CassetteTiagra 10sp 11-32
Gear range in inches23-89