Velocity Dyad is a wider rim (24mm wide) making it a great choice for loaded touring, commuting, a tandem, cruiser or even a 29'er.Item Specifications: Brake Track:: Machined, Color:: Black, Defined Color:: Black, Hub Drilling:: 40, ISO Diameter:: 622 / road / 29", Manufacturer Spec ERD (mm):: 597mm, QBP Measured ERD (mm):: 597mm, Rim Center Offset (mm):: 0mm, Rim Depth (mm):: 22mm, Rim Joint:: Sleeved, Rim Material:: Alloy, Rim Width (External):: 24mm, Rim Width (Internal):: 18.6mm, Tire Type:: Clincher, Valve:: Presta, Weight:: 525g, Wheel Size:: 700c,