Biologic Releases Postpump 2.0 – Pump & Seatpost Combo For Folding Bikes
While serving normally as a standard seatpost, when running low on air you can pop a pump and stainless steel footstand from the bottom. Biologic designed the Postpump 2.0 for Tern folding bikes, but it fits many others with a clamp diameter of 33.9mm and 580mm height. Total weight is 718g. MSRP is $50 and it’s sold in black and chrome.
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For tiny 20″ x 1.5″ tires, Biologic estimates it takes 40 strokes to pump to 50psi.