The hub utilises the proven spring and ball resistance system with spacer washers and thrust bearings

Its full Hi-Ten steel frame

which makes sure that when you push down hard on your pedals that power is actually going to the back wheel and not being wasted

The Sierra utilises 4130 CrMo alloythroughout the frame with Japanese Sanko Triple Butted tubing

Tioga D-Spyder S-Spec Pivotal BMX Race Seat skate-hide The hub utilises the provenA lightweight pivotal saddle from Tioga. This seat features a unique web design which offers unmatched waeight savings and durabilty while retaining some comfort as the web bends and contords when sat on. This version is made for Pivotal seat posts only. ###section### Product Specs TYPE: Pivotal PADDING: None WEIGHT: 145 g