• FSA Gossamer SB20 Seatpost

        • $29.99 29.99
        • RRP $37.99
        • Save 21%
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FSA Gossamer SB20 Seatpost

Our high-tech manufacturing processes let us bring the 6061-T6 aluminium Afterburner stem in at a low 144g (100mm) – very light for a mid-range stem. The raw material is 3D forged and then CNC machined into the final shape.


  • Material: AL6061 tube with forged alloy head
  • Clamp: 1-bolt NANO adjust saddle clamp for simple set-up
  • Finish: sandblasted black with polished black anodized
  • Setback: 20mm
  • Weight: 318g (diameter 27.2)

Buy FSA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.

  • Delivery cost $9.99
  • Delivery toUnited States of America
  • 365 Days return or exchange

    If you're not completely satisfied with an item you may return it within 12 months of purchase. We'll give you a full refund if the item hasn't been used or the component hasn’t been fitted.

    More information on returns
  • Pay by Bank Transfer, PayPal or Card


  • Colour: Black
  • Length: 350mm
  • Material: Alloy
  • Diameter: 27.2mm, 31.6mm

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