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Are You Ready To Run With The Bulls?

Obstacle Racing in Northern Colorado


Join Us On Our Newest Adventure

Register for CerusRuk

Train, Race, and Dominate

It doesn’t matter if it’s your first Obstacle Race (OCR) or your 50th, we’ve got you covered….without running through fire or getting electrocuted. We’ll help you push your limits and have fun doing it!


3.1 Miles + 15 Obstacles + 1 Great Cause

Obstacle Racing for Charity

Race 3.1+ miles and support an orphanage. We have 15 obstacles with beginner and advanced options for all racers.

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5 Miles + 15 Obstacles + 30LB Rucksack

Our Newest & Toughest Race

Unlike any other race. 5+ miles & 15 obstacles while carrying a 30 lb ruck. Great for teams or individuals.

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30 Minute Workouts For Home.

Free Workouts at Home

We believe in skills based training you can do at home. Just 30 minutes per day and measurable gains is our focus.

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Sandbags and Cerus Gear Proudly Made in The USA

Training Bags and Merch

Made in America quality that doesn’t break the bank. Versatile training bags and awesome Cerus gear.

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Cerus Training Bags

Versatile and tough. The ultimate training tool. Our bags can hold 30 to 75 lbs of sand and take just about any beating you send their way.

Finally a training tool as tough as you.

American made quality at an affordable price.

Cerus Sandbags

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