Unforgiving concrete – the skateboard terrain that separates the men from the boys! See Flip skateboards Lance Mountain, Tom Penny, Rune Glifberg, Luan Oliveira, Ben nordberg, Curren Caples, Louie Lopez and Greyson Fletcher brave some gnarly transitions. Chapter 2: ConcreteCast: FLIP SKATEBOARDSTags: Flip Skateboards, Relentless Energy, Lance Mountain, Tom Penny, Rune Glifberg, Luan Oliveira, Ben nordberg, Curren Caples, Louie Lopez, Greyson Fletcher, skate, skateboard, skateboarding, skateboarder, skate video, skate park, Europe tour, England, UK and Germany