DK Helio 2011 BMX Bike DK Park/Trail frame design, 100% 4130 Chromoly 100% 4130 Chromoly fork, threadless steer tube (1-1/8) DK 8 2 pc handlebar, 100% 4130 Chromoly Strong Tubular 3pc crank, 175mm Chromoly 36H Alienation PBR rims w/Alloy hubs 14mm Cassette