Dahon Alloy Seat Post Pump by BioLogic

Never forget your bike pump at home again. The BioLogic Zorin Post Pump is an ingenious combination of a 33.9mm alloy seatpost and powerful floor pump. The pump mechanism is hidden inside the seatpost and uses the seatpost as the outer wall of the pump. Go over 100 psi in less than half the strokes of the best mini-pumps. The PostPump is always ready, hidden from the elements and thieves.


  • Ergonomic pump fits seamlessly incorporated into seatpost.
  • Alloy Mirco adjust seat post.
  • Suitable for Dahon folding bikes that require a 33.9mm seat post.
  • Reaches 100 psi in less time than other mini-pumps.
  • PostPump head adapts to fit both Presta and Schrader valves
  • Threaded lower cover.
  • 400mm Flexible hose.
  • Weight: 730g
  • Length: 630mm