SSD RC 1.9" Steel D Hole Wheels (Black) (2) For: Crawlers with 12mm hex mounting Material: Stamped steel wheel , CNC machined aluminum hub and rings Color:Black Specifications: Width: 22mm Offset: +1.5mm Backspacing: 10.5mm Weight: 76g Include: SSD 1.9 Steel D Hole Wheel (2 pcs)