All hi-tensile steel construction, Top Tube 628 mm (with short reach forged alloy BMX stem + 48mm), ST 500 mm (low, so suitable for most heights & whips if you are brave enough), Head Tube angle 74° for faster steering/tricks, tapered stays, - Frame size & geometry has been optimised to suit riders between 5ft 8 & 6 ft 4. The geometry has also been optimised to allow for tricks, bar spins etc & a comfortable riding position, therefore cannot be compared to standard road bike geometry.