Lucky Scooter Ten Pro Scooter Wheel CLASSIC DESIGN - Lucky Ten Wheels feature a class spoke design with killer color options to customize your ride; Lucky Wheels are ridden hard by Lucky Pro team riders before being made available to the scootering community worldwide LUCKY REBOUND TECHNOLOGY (LRT) - A combination of high-performance urethane, a new pouring process, and a proprietary curing method give these wheels a grippy, fast, and buttery roll ULTRA TOUGH & LASTING - The Ten wheels are made from 6061 Aircraft Grade aluminum for lightweight strength and durability; They have a 86A durometer rating and have been tested extensively to resist chunking and dehubbing SLICK BEARINGS - All Lucky pro scooter wheels come with high-quality, smooth-rolling LuckySpeed bearings pre-installed; Abec 9 rated for speed and precision