Registration to be a Nut is OPEN
To register, please scroll down to the bottom of this page

Entry Fee (per person, in Singapore Dollars)
Early Nut Entry - till 8 Sep 2019 2359hrs
Late Nut Entry - 9 Sep 2019 till 29 Sep 2019 2359hrs
  • 101km - $155(Early) / $175(Late)
  • 72km - $95(Early) / $115(Late)
  • 55km - $65(Early) / $80(Late)
  • 45km - $55(Early) / $70(Late)
  • Mini Nuts 27km - $40(Early) / $50(Late)
*NOTE: The registration fee is inclusive of the 8th edition Craze Ultra tee but it does not include the Finisher T-Shirt & Medal as we wish to give participants the option to purchase.

What is included with the Registration Fee?
  • Entry for 1 x Individual
  • Complimentary entry for 1 x Pacer per registered participant (only for 101km) (your official pacer can enjoy the food/drinks at every Checkpoint)
  • 1 x 8th edition Event Tee
  • 1 x Bib Number Tag with safety pins
  • 1 x "Pacer" Bib Tag for your pacer (optional, only for 101km)
  • 1 x Timing Tag for every participant
  • Online results
  • 1*Special souvenir cap for all finishers
  • 1*Soft cup
  • A can of chilled Craft Beer after you Finish, with compliments from Craftbeersg
  • Bag Deposit facility at the start/finish at MacRitchie Reservoir
  • Transport of your Special Needs Bag(s) to the respective Checkpoint(s) indicated by you
  • Retrieval of your Special Needs Bag(s) from the Checkpoints back to the Finish venue
  • Water & Snacks replenishment at all Checkpoints
  • Distance markers placed every 5km (from the 10km mark onwards)
  • Conduct of search party if you get lost
  • Ambulance & mobile medics to provide first aid & attend to your medical needs
  • E-certificate with your results
  • You will directed to make credit card payment after you submit your registration form.
  • You may also opt to pay by bank transfer/deposit by contacting us at after submitting your registration.  
**There will not be any refund once payment has been made, but you may transfer your slot to another person by informing us by the closing date of registration.

You will receive an email to confirm your registration/payment.

The confirmed participants will be updated occasionally at the List of Nuts (Click HERE)

To reduce wastage of paper & ink, you do not have to print the email to collect your race bib number tag.