Description 2-1/2 in. Micro Lite Wheels The Micro Lite wheels feature a one piece design, with polished spokes and flat black wheel (no O-rings to come off rim). Comes complete with 2 sets of wheel retainers, and a wide axle hub for a true running wheel. Perfect for indoor and park flyers. 1 pair/pkg. 0.032 axle hole5.5 grams/pair