Quality bearings make a big difference in the rideability of your trick scooter and t are few better choices on the market than District ABEC 9 bearings. District makes quality scooter parts and their bearings are no different. District's ABEC 9 bearings are high precision, making them fast and smooth. District scooter bearings have an ABEC 9 rating. The higher the bearing rating, the more precision it has, which makes it faster and smoother. District bearings are compatible with PRO SCOOTER WHEELS of any diameter.
ABEC 9 include 4 bearings 2 spacers T are 5 ratings on the ABEC scale: 1,3,5,7,9. Higher ABEC ratings provide better precision, efficiency, and greater speed capabilities. Bearings require a bearing press for installation