The motorcycle wheel chock with heavy duty structure can support most motorcycles, capacity 1800 lbs. Utilized for garage storage, routine maintenance, or bolted directly to a surface for transportation purposes. There are 12 holes on the wheel cradle holder 2 sides for adjustment, which can be widely applied for wheel diameters which is 16 inch - 21 inch. Free height adjustment ensures fitment for all tire sizes. Motorcycle Front Wheel Stand made with high quality steel, with powder coated surface finish, which is anti-corrosion and impact-resistance, ensuring a long-time usage for outdoors, safe and secure storage. Motorcycle wheel chock for trailer compatible hub diameter：17.7inch - 25.6inch. Compatible tire width: less than 6 inches. Fits for most dirt bike, street bike and motorcycles, ensuring safe and secure storage. Removable parts of motorcycle trailer for loading and transportation, easy to install in workshops, garages, carriages, etc. If any question, please feel free to contact us.