Sinz Elite's new iHub Wheels are some of the most advanced BMX wheels available. The high-end wheels feature a straight-pull spoke design that boosts lateral rigidity, wheel strength and reduces weight and are available in five different sizes. At the heart of the wheels are the new, lightweight, fully CNC-machined Sinz Elite iHubs, which have hollow 15-millimeter aluminum-alloy axles paired with 10-millimeter button-head bolts. Massive 22- and 25-millimeter outer flanges at the ends of the axles create massive clamping surface