CEROX + IRON
When is CEROX + IRON?
CEROX + IRON takes place on Saturday, July 25, 2026 in Frederick, CO.
What distances does CEROX + IRON offer?
CEROX + IRON offers 4 events: Cerox Iron Individual, Cerox Iron Teams of 2, Cerox Individual, Cerox Teams of 2.
| Event | Distance | Price | |
|---|---|---|---|
| Cerox Iron Individual | — | $50.00 | Register |
| Cerox Iron Teams of 2 | — | $45.00 | Register |
| Cerox Individual | — | $55.00 | Register |
| Cerox Teams of 2 | — | $50.00 | Register |
How much does CEROX + IRON cost?
Registration for CEROX + IRON starts at $45.00. Prices vary by event distance.
Where is CEROX + IRON held?
CEROX + IRON is held in Frederick, CO at 3771 Monarch Street.
About CEROX + IRON
Get ready for a functional fitness challenge built for all abilities.
Cerox is back! This time you can choose between Cerox or Cerox Iron.
You’ll take on 8 fitness zones designed to test your endurance, strength, and grit. Choose your level of challenge:
Cerox: The event will feature 8 fitness zones plus running.
Cerox Iron: The same zones as the classic Cerox event, but without the running.
You can sign up as an individual or with a partner team. Teams can divide the zone work however they choose.
Estimated Wave Time:
11 AM: Iron Individual
12 PM: Cerox Individual
1 PM: Iron Teams
2 PM: Cerox Teams
Get your tickets now and be part of the action on February 28th!
Cerox Workout:
400M Run
Zone 1: 400M Row Erg
400M Run
Zone 2: 30 Deadlifts - 155/105
400M Run
Zone 3: 400M Ski Erg
400M Run
Zone 4: 20 Sandbag Over 4' Bar - 100/70
400M Run
Zone 5: 75M Walking Lunges - RAM 55/33
400M Run
Zone 6: 200M Farmers Carry - 2x 60's/ 40's
400M Run
Zone 7: 30 Cal. Echo Bike
400M Run
Zone 8: 30 Burpees to Plate
Cerox Iron Workout:
Zone 1: 400M Row Erg
Zone 2: 30 Deadlifts - 155/105
Zone 3: 400M Ski Erg
Zone 4: 20 Sandbag Over 4' Bar - 100/70
Zone 5: 75M Walking Lunges - RAM 55/33
Zone 6: 200M Farmers Carry - 2x 60's/ 40's
Zone 7: 30 Cal. Echo Bike
Zone 8: 30 Burpees to Plate