Guy knocks his helmet off with his front wheel on jump Singletracks Mountain Bike News, Reviews, MTB Trails and Community › Protected: Forums › Mountain Bike Forum › Guy knocks his helmet off with his front wheel on jump Tweet Add to Flipboard Magazine. Tagged: jumping, video Viewing 3 reply threads Author Posts October 11, 2017 at 07:29 #226705 Jeff Barber October 11, 2017 at 10:04 #226746 Cyclosaur …How? Its hard to see if it was buckled or not. October 11, 2017 at 10:59 #226754 G.W. Looks like he smacked his head into the front tire. October 11, 2017 at 13:53 #226764 Jeff Barber Would be awesome if his helmet flipped back onto his head. 🙂 Author Posts Viewing 3 reply threads You must be logged in to reply to this topic.