• Gusset 1-ER Micro Single Speed Conversion Kit

        • $22.49 22.49
        • RRP $25.99
        • Save 13%
    • Select Size
      12 & 13t

Gusset 1-ER Micro Single Speed Conversion Kit

Gusset Micro 1-ER Convertor. Micro gear Single Speed adaptor kit for 8/9 speed cassette hubs.


  • Pair of CNC machined aluminium spacers and ‘Deep-tooth’ single sprocket.
  • Built-in offset optimises chainline.
  • Supplied with 12 & 13T 3/32” cogs* and lockring.

*Note: Cog teeth are 3/32” – 6/7/8 Speed.

Not suitable for Wide 1/8” (BMX) or narrow 5/64” (9 speed) chains.

12, 13, 14,16,18 and 20T cogs also available separately.

Buy Gusset Wheels & Tyres 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 fitted.

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


  • Size: 12 & 13t

Hubs Buying Guide

  • We've got everything you need to know in our buying guide.

Also Consider...