Emerald MTB Mountain Biking in Irelandflat is boring hashtag #flatisboring

Video: Sound of Speed Greg Callaghan

Enjoy Enduro World Series star Greg Callaghan going flat-out on the trails of Tollymore, Northern Ireland in the latest Red Bull Bike Sound of Speed episode.

Owen Franssen
Owen Franssen

Riding bikes, exploring trails, meeting people in Ireland and abroad.

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