• tandem-auster
  • tandem-auster

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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Component Model
Frame Helios
Fork Cro-Mo V & Disc mounts
Crankset stoker Premium 52/39/30T
Crankset captain Premium 30T
Brake – front Avid BB7
Brake – rear Avid BB7
Shift lever 10sp Tiagra STI
Brake lever N/A
Bottom Bracket Shimano
Front Derialleur Tiagra
Rear Derailleur Tiagra
Chain KMC
Front Hub Shimano Deore 32H
Rear Hub Shimano Deore 32H
Rim 20″/406 AleX DM18 32H
Tyre Schwalbe Kojak 1.35″ x 20″ (35-406)
Handlebar Captain Pro LT Drop
Handlebar Stoker Circe Stoker
Saddles Selle Italia C2 Gel
Seatpost captain Oversize one piece
Seatpost stoker Telescopic
Cassette Tiagra 10sp 11-32
Gear range in inches 23-89