BJORN'S IRON SIDE
A 17 kg chain
It looks simple, but don’t be fooled. Carrying a 17 kg iron chain on your shoulders is a serious challenge! This is Bjorn’s Iron Side. Can you make it all the way to the finish?
KM:
13
19
42
60





HOW TO CONQUER BJORN'S IRON SIDE
10 Tips to Train Your Perseverance! 💪🏻
Want to improve your perseverance? Discover 9 practical tips to become stronger, both mentally and physically. Learn how to overcome...
Benefits of Running with a Weighted Vest
Discover the effects and benefits of running with a weight vest. And how it can really boost your obstacle run...
UPCOMING EVENTS
Obstacle Run
Sat 29 & Sun 30 May 2027
Hofstade

KM: 47131942
Obstacle Run
Sat 3 & Sun 4 July 2027
Frankfurt

KM: 47131942
Obstacle Run
Fri 11, Sat 12 & Sun 13 June 2027
Wijchen

KM: 47131942
MORE OBSTACLES
Ready for the 17 kg chain of Bjorn’s Iron Side? Then make sure you’re prepared for the other obstacles too, so you can stand at the start line feeling strong and confident. Because along the way, you’ll face not only physical challenges, but mental ones as well.
FLYING RAGNAR
FLYING RAGNAR
Do you dare to take the plunge? Swing through the air on a trapeze 2 meters above the water, ring the bell, and dive into the water!
DISCOVER THE FLYING RAGNAR