The DirtMaster H.F.O is a 33,36 pound a freestyle/bmx bike with a chromoly frame. The frame comes in colors like red, black and white. It was first released in 1999 and again in 2001. The H.F.O is fully rigid.


The H.F.O comes with various freestyle bike components, including an Odyssey Bang Radix stem and a threadless, Aheadset, Aheadset-Tank Odyssey Gyro headset.


The H.F.O is a single-speed and has.


It comes with Kenda K-841 Radix tires (20in x 2.25in) and Alex Supra rims.

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Type Freestyle, BMX
Year 1999, 2001
Alt. Names HF.O, H.F.O