Azusa has added a new 8" model to It's lineup of TriStar wheels. This wheel is fitted with 5/8" or 3/4" (add $8.00) precision sealed bearings. It can be used with our C-90 hydraulic disc brakes or Azusa's 4.5" and 5" drum brakes. Specs: • 8" bead diameter, 3" bead width, 2.5" hub width, 5/8" or 3/4" axle diameter, weight 4 Lbs each. For use on Powered Parachutes, Trikes, and other sport aircraft to 1,000 Lbs gross.