Chain Reaction Checkout

Select Your Training Kit

Available to registered 2021 participants only.

When ordering only Chain Reaction Training Kit items, shipping fees will not apply. Please ensure you uncheck the 'I'd like to add a little extra to help cover fees' to process your order without incurring a processing fee. If you add any items from the 30 Million Milestone range, a flat rate shipping fee will apply to your total order as these items will be shipped separately. 

New Chain Reaction Rider

  • You must select all standard kit items (winter jacket is at an optional extra cost)

Returning Chain Reaction Rider

  • You have the option to only select the items you need
  • If in 2021 you will qualify for your first set of green bands (5 rides) or yellow bands (10 rides), you will receive the jersey and vest automatically

Size Charts

Men's Cycling Kit Size Chart

Men's Cycling Kit Size Chart

Women's Cycling Kit Size Chart

Women's Cycling Kit Size Chart


2021 Training Kit

only available to current 2021 riders.

Men's Kit

Women's Kit


Please select one of each, if required. Winter jacket is an optional extra cost.