A premium stainless steel card, loaded with handy gear ratio sizes.

Specifications:

  • Gear ratio sizes from 48-65 tooth chainrings, and 12-18 tooth sprockets
  • 53.9mm x 85.4mm (credit card sized), 1mm thick
  • Brushed stainless steel
  • Acid etched text

© The intellectual property for this product is owned by Velobike Innovation Limited. All rights reserved.

Gear Chart Card

Discover Something Else